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-rw-r--r--include/linux/ieee80211.h50
-rw-r--r--include/linux/nl80211.h150
-rw-r--r--include/net/cfg80211.h92
-rw-r--r--net/mac80211/cfg.c75
-rw-r--r--net/mac80211/debugfs_netdev.c43
-rw-r--r--net/mac80211/ibss.c2
-rw-r--r--net/mac80211/ieee80211_i.h19
-rw-r--r--net/mac80211/iface.c2
-rw-r--r--net/mac80211/main.c11
-rw-r--r--net/mac80211/mesh.c12
-rw-r--r--net/mac80211/mesh.h4
-rw-r--r--net/mac80211/mesh_hwmp.c126
-rw-r--r--net/mac80211/mlme.c16
-rw-r--r--net/mac80211/offchannel.c20
-rw-r--r--net/mac80211/pm.c10
-rw-r--r--net/mac80211/rx.c6
-rw-r--r--net/mac80211/util.c3
-rw-r--r--net/mac80211/wme.c11
-rw-r--r--net/mac80211/wme.h2
-rw-r--r--net/wireless/core.c63
-rw-r--r--net/wireless/core.h26
-rw-r--r--net/wireless/mesh.c6
-rw-r--r--net/wireless/nl80211.c273
23 files changed, 688 insertions, 334 deletions
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h
index ce9af89..6e06011 100644
--- a/include/linux/ieee80211.h
+++ b/include/linux/ieee80211.h
@@ -568,6 +568,26 @@ struct ieee80211s_hdr {
#define MESH_FLAGS_PS_DEEP 0x4
/**
+ * enum ieee80211_preq_flags - mesh PREQ element flags
+ *
+ * @IEEE80211_PREQ_PROACTIVE_PREP_FLAG: proactive PREP subfield
+ */
+enum ieee80211_preq_flags {
+ IEEE80211_PREQ_PROACTIVE_PREP_FLAG = 1<<2,
+};
+
+/**
+ * enum ieee80211_preq_target_flags - mesh PREQ element per target flags
+ *
+ * @IEEE80211_PREQ_TO_FLAG: target only subfield
+ * @IEEE80211_PREQ_USN_FLAG: unknown target HWMP sequence number subfield
+ */
+enum ieee80211_preq_target_flags {
+ IEEE80211_PREQ_TO_FLAG = 1<<0,
+ IEEE80211_PREQ_USN_FLAG = 1<<2,
+};
+
+/**
* struct ieee80211_quiet_ie
*
* This structure refers to "Quiet information element"
@@ -1443,7 +1463,7 @@ enum ieee80211_tdls_actioncode {
*
* @IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET: the default synchronization method
* @IEEE80211_SYNC_METHOD_VENDOR: a vendor specific synchronization method
- * that will be specified in a vendor specific information element
+ * that will be specified in a vendor specific information element
*/
enum {
IEEE80211_SYNC_METHOD_NEIGHBOR_OFFSET = 1,
@@ -1455,7 +1475,7 @@ enum {
*
* @IEEE80211_PATH_PROTOCOL_HWMP: the default path selection protocol
* @IEEE80211_PATH_PROTOCOL_VENDOR: a vendor specific protocol that will
- * be specified in a vendor specific information element
+ * be specified in a vendor specific information element
*/
enum {
IEEE80211_PATH_PROTOCOL_HWMP = 1,
@@ -1467,13 +1487,35 @@ enum {
*
* @IEEE80211_PATH_METRIC_AIRTIME: the default path selection metric
* @IEEE80211_PATH_METRIC_VENDOR: a vendor specific metric that will be
- * specified in a vendor specific information element
+ * specified in a vendor specific information element
*/
enum {
IEEE80211_PATH_METRIC_AIRTIME = 1,
IEEE80211_PATH_METRIC_VENDOR = 255,
};
+/**
+ * enum ieee80211_root_mode_identifier - root mesh STA mode identifier
+ *
+ * These attribute are used by dot11MeshHWMPRootMode to set root mesh STA mode
+ *
+ * @IEEE80211_ROOTMODE_NO_ROOT: the mesh STA is not a root mesh STA (default)
+ * @IEEE80211_ROOTMODE_ROOT: the mesh STA is a root mesh STA if greater than
+ * this value
+ * @IEEE80211_PROACTIVE_PREQ_NO_PREP: the mesh STA is a root mesh STA supports
+ * the proactive PREQ with proactive PREP subfield set to 0
+ * @IEEE80211_PROACTIVE_PREQ_WITH_PREP: the mesh STA is a root mesh STA
+ * supports the proactive PREQ with proactive PREP subfield set to 1
+ * @IEEE80211_PROACTIVE_RANN: the mesh STA is a root mesh STA supports
+ * the proactive RANN
+ */
+enum ieee80211_root_mode_identifier {
+ IEEE80211_ROOTMODE_NO_ROOT = 0,
+ IEEE80211_ROOTMODE_ROOT = 1,
+ IEEE80211_PROACTIVE_PREQ_NO_PREP = 2,
+ IEEE80211_PROACTIVE_PREQ_WITH_PREP = 3,
+ IEEE80211_PROACTIVE_RANN = 4,
+};
/*
* IEEE 802.11-2007 7.3.2.9 Country information element
@@ -1589,6 +1631,8 @@ enum ieee80211_sa_query_action {
#define WLAN_OUI_WFA 0x506f9a
#define WLAN_OUI_TYPE_WFA_P2P 9
+#define WLAN_OUI_MICROSOFT 0x0050f2
+#define WLAN_OUI_TYPE_MICROSOFT_WPA 1
/*
* WMM/802.11e Tspec Element
diff --git a/include/linux/nl80211.h b/include/linux/nl80211.h
index 970afdf..b7c3b73 100644
--- a/include/linux/nl80211.h
+++ b/include/linux/nl80211.h
@@ -277,6 +277,12 @@
* @NL80211_CMD_NEW_SURVEY_RESULTS: survey data notification (as a reply to
* NL80211_CMD_GET_SURVEY and on the "scan" multicast group)
*
+ * @NL80211_CMD_SET_PMKSA: Add a PMKSA cache entry, using %NL80211_ATTR_MAC
+ * (for the BSSID) and %NL80211_ATTR_PMKID.
+ * @NL80211_CMD_DEL_PMKSA: Delete a PMKSA cache entry, using %NL80211_ATTR_MAC
+ * (for the BSSID) and %NL80211_ATTR_PMKID.
+ * @NL80211_CMD_FLUSH_PMKSA: Flush all PMKSA cache entries.
+ *
* @NL80211_CMD_REG_CHANGE: indicates to userspace the regulatory domain
* has been changed and provides details of the request information
* that caused the change such as who initiated the regulatory request
@@ -456,6 +462,10 @@
* the frame.
* @NL80211_CMD_ACTION_TX_STATUS: Alias for @NL80211_CMD_FRAME_TX_STATUS for
* backward compatibility.
+ *
+ * @NL80211_CMD_SET_POWER_SAVE: Set powersave, using %NL80211_ATTR_PS_STATE
+ * @NL80211_CMD_GET_POWER_SAVE: Get powersave status in %NL80211_ATTR_PS_STATE
+ *
* @NL80211_CMD_SET_CQM: Connection quality monitor configuration. This command
* is used to configure connection quality monitoring notification trigger
* levels.
@@ -771,6 +781,13 @@ enum nl80211_commands {
* section 7.3.2.25.1, e.g. 0x000FAC04)
* @NL80211_ATTR_KEY_SEQ: transmit key sequence number (IV/PN) for TKIP and
* CCMP keys, each six bytes in little endian
+ * @NL80211_ATTR_KEY_DEFAULT: Flag attribute indicating the key is default key
+ * @NL80211_ATTR_KEY_DEFAULT_MGMT: Flag attribute indicating the key is the
+ * default management key
+ * @NL80211_ATTR_CIPHER_SUITES_PAIRWISE: For crypto settings for connect or
+ * other commands, indicates which pairwise cipher suites are used
+ * @NL80211_ATTR_CIPHER_SUITE_GROUP: For crypto settings for connect or
+ * other commands, indicates which group cipher suite is used
*
* @NL80211_ATTR_BEACON_INTERVAL: beacon interval in TU
* @NL80211_ATTR_DTIM_PERIOD: DTIM period for beaconing
@@ -1006,6 +1023,8 @@ enum nl80211_commands {
* @NL80211_ATTR_ACK: Flag attribute indicating that the frame was
* acknowledged by the recipient.
*
+ * @NL80211_ATTR_PS_STATE: powersave state, using &enum nl80211_ps_state values.
+ *
* @NL80211_ATTR_CQM: connection quality monitor configuration in a
* nested attribute with %NL80211_ATTR_CQM_* sub-attributes.
*
@@ -1063,7 +1082,7 @@ enum nl80211_commands {
* flag isn't set, the frame will be rejected. This is also used as an
* nl80211 capability flag.
*
- * @NL80211_ATTR_BSS_HTOPMODE: HT operation mode (u16)
+ * @NL80211_ATTR_BSS_HT_OPMODE: HT operation mode (u16)
*
* @NL80211_ATTR_KEY_DEFAULT_TYPES: A nested attribute containing flags
* attributes, specifying what a key should be set as default as.
@@ -1087,10 +1106,10 @@ enum nl80211_commands {
* indicate which WoW triggers should be enabled. This is also
* used by %NL80211_CMD_GET_WOWLAN to get the currently enabled WoWLAN
* triggers.
-
+ *
* @NL80211_ATTR_SCHED_SCAN_INTERVAL: Interval between scheduled scan
* cycles, in msecs.
-
+ *
* @NL80211_ATTR_SCHED_SCAN_MATCH: Nested attribute with one or more
* sets of attributes to match during scheduled scans. Only BSSs
* that match any of the sets will be reported. These are
@@ -1117,7 +1136,7 @@ enum nl80211_commands {
* are managed in software: interfaces of these types aren't subject to
* any restrictions in their number or combinations.
*
- * @%NL80211_ATTR_REKEY_DATA: nested attribute containing the information
+ * @NL80211_ATTR_REKEY_DATA: nested attribute containing the information
* necessary for GTK rekeying in the device, see &enum nl80211_rekey_data.
*
* @NL80211_ATTR_SCAN_SUPP_RATES: rates per to be advertised as supported in scan,
@@ -1184,7 +1203,6 @@ enum nl80211_commands {
* @NL80211_ATTR_FEATURE_FLAGS: This u32 attribute contains flags from
* &enum nl80211_feature_flags and is advertised in wiphy information.
* @NL80211_ATTR_PROBE_RESP_OFFLOAD: Indicates that the HW responds to probe
- *
* requests while operating in AP-mode.
* This attribute holds a bitmap of the supported protocols for
* offloading (see &enum nl80211_probe_resp_offload_support_attr).
@@ -1963,7 +1981,7 @@ enum nl80211_reg_rule_attr {
enum nl80211_sched_scan_match_attr {
__NL80211_SCHED_SCAN_MATCH_ATTR_INVALID,
- NL80211_ATTR_SCHED_SCAN_MATCH_SSID,
+ NL80211_SCHED_SCAN_MATCH_ATTR_SSID,
/* keep last */
__NL80211_SCHED_SCAN_MATCH_ATTR_AFTER_LAST,
@@ -1971,6 +1989,9 @@ enum nl80211_sched_scan_match_attr {
__NL80211_SCHED_SCAN_MATCH_ATTR_AFTER_LAST - 1
};
+/* only for backward compatibility */
+#define NL80211_ATTR_SCHED_SCAN_MATCH_SSID NL80211_SCHED_SCAN_MATCH_ATTR_SSID
+
/**
* enum nl80211_reg_rule_flags - regulatory rule flags
*
@@ -2090,78 +2111,91 @@ enum nl80211_mntr_flags {
* @__NL80211_MESHCONF_INVALID: internal use
*
* @NL80211_MESHCONF_RETRY_TIMEOUT: specifies the initial retry timeout in
- * millisecond units, used by the Peer Link Open message
+ * millisecond units, used by the Peer Link Open message
*
* @NL80211_MESHCONF_CONFIRM_TIMEOUT: specifies the initial confirm timeout, in
- * millisecond units, used by the peer link management to close a peer link
+ * millisecond units, used by the peer link management to close a peer link
*
* @NL80211_MESHCONF_HOLDING_TIMEOUT: specifies the holding timeout, in
- * millisecond units
+ * millisecond units
*
* @NL80211_MESHCONF_MAX_PEER_LINKS: maximum number of peer links allowed
- * on this mesh interface
+ * on this mesh interface
*
* @NL80211_MESHCONF_MAX_RETRIES: specifies the maximum number of peer link
- * open retries that can be sent to establish a new peer link instance in a
- * mesh
+ * open retries that can be sent to establish a new peer link instance in a
+ * mesh
*
* @NL80211_MESHCONF_TTL: specifies the value of TTL field set at a source mesh
- * point.
+ * point.
*
* @NL80211_MESHCONF_AUTO_OPEN_PLINKS: whether we should automatically
- * open peer links when we detect compatible mesh peers.
+ * open peer links when we detect compatible mesh peers.
*
* @NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES: the number of action frames
- * containing a PREQ that an MP can send to a particular destination (path
- * target)
+ * containing a PREQ that an MP can send to a particular destination (path
+ * target)
*
* @NL80211_MESHCONF_PATH_REFRESH_TIME: how frequently to refresh mesh paths
- * (in milliseconds)
+ * (in milliseconds)
*
* @NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT: minimum length of time to wait
- * until giving up on a path discovery (in milliseconds)
+ * until giving up on a path discovery (in milliseconds)
*
* @NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT: The time (in TUs) for which mesh
- * points receiving a PREQ shall consider the forwarding information from the
- * root to be valid. (TU = time unit)
+ * points receiving a PREQ shall consider the forwarding information from
+ * the root to be valid. (TU = time unit)
*
* @NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL: The minimum interval of time (in
- * TUs) during which an MP can send only one action frame containing a PREQ
- * reference element
+ * TUs) during which an MP can send only one action frame containing a PREQ
+ * reference element
*
* @NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME: The interval of time (in TUs)
- * that it takes for an HWMP information element to propagate across the mesh
+ * that it takes for an HWMP information element to propagate across the
+ * mesh
*
* @NL80211_MESHCONF_HWMP_ROOTMODE: whether root mode is enabled or not
*
* @NL80211_MESHCONF_ELEMENT_TTL: specifies the value of TTL field set at a
- * source mesh point for path selection elements.
+ * source mesh point for path selection elements.
*
* @NL80211_MESHCONF_HWMP_RANN_INTERVAL: The interval of time (in TUs) between
- * root announcements are transmitted.
+ * root announcements are transmitted.
*
* @NL80211_MESHCONF_GATE_ANNOUNCEMENTS: Advertise that this mesh station has
- * access to a broader network beyond the MBSS. This is done via Root
- * Announcement frames.
+ * access to a broader network beyond the MBSS. This is done via Root
+ * Announcement frames.
*
* @NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL: The minimum interval of time (in
- * TUs) during which a mesh STA can send only one Action frame containing a
- * PERR element.
+ * TUs) during which a mesh STA can send only one Action frame containing a
+ * PERR element.
*
* @NL80211_MESHCONF_FORWARDING: set Mesh STA as forwarding or non-forwarding
- * or forwarding entity (default is TRUE - forwarding entity)
+ * or forwarding entity (default is TRUE - forwarding entity)
*
* @NL80211_MESHCONF_RSSI_THRESHOLD: RSSI threshold in dBm. This specifies the
- * threshold for average signal strength of candidate station to establish
- * a peer link.
- *
- * @NL80211_MESHCONF_ATTR_MAX: highest possible mesh configuration attribute
+ * threshold for average signal strength of candidate station to establish
+ * a peer link.
*
* @NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR: maximum number of neighbors
- * to synchronize to for 11s default synchronization method (see 11C.12.2.2)
+ * to synchronize to for 11s default synchronization method
+ * (see 11C.12.2.2)
*
* @NL80211_MESHCONF_HT_OPMODE: set mesh HT protection mode.
*
+ * @NL80211_MESHCONF_ATTR_MAX: highest possible mesh configuration attribute
+ *
+ * @NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT: The time (in TUs) for
+ * which mesh STAs receiving a proactive PREQ shall consider the forwarding
+ * information to the root mesh STA to be valid.
+ *
+ * @NL80211_MESHCONF_HWMP_ROOT_INTERVAL: The interval of time (in TUs) between
+ * proactive PREQs are transmitted.
+ *
+ * @NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL: The minimum interval of time
+ * (in TUs) during which a mesh STA can send only one Action frame
+ * containing a PREQ element for root path confirmation.
+ *
* @__NL80211_MESHCONF_ATTR_AFTER_LAST: internal use
*/
enum nl80211_meshconf_params {
@@ -2188,6 +2222,9 @@ enum nl80211_meshconf_params {
NL80211_MESHCONF_RSSI_THRESHOLD,
NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR,
NL80211_MESHCONF_HT_OPMODE,
+ NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT,
+ NL80211_MESHCONF_HWMP_ROOT_INTERVAL,
+ NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL,
/* keep last */
__NL80211_MESHCONF_ATTR_AFTER_LAST,
@@ -2203,34 +2240,36 @@ enum nl80211_meshconf_params {
* @__NL80211_MESH_SETUP_INVALID: Internal use
*
* @NL80211_MESH_SETUP_ENABLE_VENDOR_PATH_SEL: Enable this option to use a
- * vendor specific path selection algorithm or disable it to use the default
- * HWMP.
+ * vendor specific path selection algorithm or disable it to use the
+ * default HWMP.
*
* @NL80211_MESH_SETUP_ENABLE_VENDOR_METRIC: Enable this option to use a
- * vendor specific path metric or disable it to use the default Airtime
- * metric.
+ * vendor specific path metric or disable it to use the default Airtime
+ * metric.
*
* @NL80211_MESH_SETUP_IE: Information elements for this mesh, for instance, a
- * robust security network ie, or a vendor specific information element that
- * vendors will use to identify the path selection methods and metrics in use.
+ * robust security network ie, or a vendor specific information element
+ * that vendors will use to identify the path selection methods and
+ * metrics in use.
*
* @NL80211_MESH_SETUP_USERSPACE_AUTH: Enable this option if an authentication
- * daemon will be authenticating mesh candidates.
+ * daemon will be authenticating mesh candidates.
*
* @NL80211_MESH_SETUP_USERSPACE_AMPE: Enable this option if an authentication
- * daemon will be securing peer link frames. AMPE is a secured version of Mesh
- * Peering Management (MPM) and is implemented with the assistance of a
- * userspace daemon. When this flag is set, the kernel will send peer
- * management frames to a userspace daemon that will implement AMPE
- * functionality (security capabilities selection, key confirmation, and key
- * management). When the flag is unset (default), the kernel can autonomously
- * complete (unsecured) mesh peering without the need of a userspace daemon.
- *
- * @NL80211_MESH_SETUP_ATTR_MAX: highest possible mesh setup attribute number
+ * daemon will be securing peer link frames. AMPE is a secured version of
+ * Mesh Peering Management (MPM) and is implemented with the assistance of
+ * a userspace daemon. When this flag is set, the kernel will send peer
+ * management frames to a userspace daemon that will implement AMPE
+ * functionality (security capabilities selection, key confirmation, and
+ * key management). When the flag is unset (default), the kernel can
+ * autonomously complete (unsecured) mesh peering without the need of a
+ * userspace daemon.
*
* @NL80211_MESH_SETUP_ENABLE_VENDOR_SYNC: Enable this option to use a
- * vendor specific synchronization method or disable it to use the default
- * neighbor offset synchronization
+ * vendor specific synchronization method or disable it to use the default
+ * neighbor offset synchronization
+ *
+ * @NL80211_MESH_SETUP_ATTR_MAX: highest possible mesh setup attribute number
*
* @__NL80211_MESH_SETUP_ATTR_AFTER_LAST: Internal use
*/
@@ -2500,6 +2539,11 @@ enum nl80211_band {
NL80211_BAND_5GHZ,
};
+/**
+ * enum nl80211_ps_state - powersave state
+ * @NL80211_PS_DISABLED: powersave is disabled
+ * @NL80211_PS_ENABLED: powersave is enabled
+ */
enum nl80211_ps_state {
NL80211_PS_DISABLED,
NL80211_PS_ENABLED,
diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 7319f25..f0163a1 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -627,10 +627,10 @@ struct sta_bss_parameters {
* @llid: mesh local link id
* @plid: mesh peer link id
* @plink_state: mesh peer link state
- * @signal: the signal strength, type depends on the wiphy's signal_type
- NOTE: For CFG80211_SIGNAL_TYPE_MBM, value is expressed in _dBm_.
- * @signal_avg: avg signal strength, type depends on the wiphy's signal_type
- NOTE: For CFG80211_SIGNAL_TYPE_MBM, value is expressed in _dBm_.
+ * @signal: The signal strength, type depends on the wiphy's signal_type.
+ * For CFG80211_SIGNAL_TYPE_MBM, value is expressed in _dBm_.
+ * @signal_avg: Average signal strength, type depends on the wiphy's signal_type.
+ * For CFG80211_SIGNAL_TYPE_MBM, value is expressed in _dBm_.
* @txrate: current unicast bitrate from this station
* @rxrate: current unicast bitrate to this station
* @rx_packets: packets received from this station
@@ -790,43 +790,95 @@ struct bss_parameters {
int ht_opmode;
};
-/*
+/**
* struct mesh_config - 802.11s mesh configuration
*
* These parameters can be changed while the mesh is active.
+ *
+ * @dot11MeshRetryTimeout: the initial retry timeout in millisecond units used
+ * by the Mesh Peering Open message
+ * @dot11MeshConfirmTimeout: the initial retry timeout in millisecond units
+ * used by the Mesh Peering Open message
+ * @dot11MeshHoldingTimeout: the confirm timeout in millisecond units used by
+ * the mesh peering management to close a mesh peering
+ * @dot11MeshMaxPeerLinks: the maximum number of peer links allowed on this
+ * mesh interface
+ * @dot11MeshMaxRetries: the maximum number of peer link open retries that can
+ * be sent to establish a new peer link instance in a mesh
+ * @dot11MeshTTL: the value of TTL field set at a source mesh STA
+ * @element_ttl: the value of TTL field set at a mesh STA for path selection
+ * elements
+ * @auto_open_plinks: whether we should automatically open peer links when we
+ * detect compatible mesh peers
+ * @dot11MeshNbrOffsetMaxNeighbor: the maximum number of neighbors to
+ * synchronize to for 11s default synchronization method
+ * @dot11MeshHWMPmaxPREQretries: the number of action frames containing a PREQ
+ * that an originator mesh STA can send to a particular path target
+ * @path_refresh_time: how frequently to refresh mesh paths in milliseconds
+ * @min_discovery_timeout: the minimum length of time to wait until giving up on
+ * a path discovery in milliseconds
+ * @dot11MeshHWMPactivePathTimeout: the time (in TUs) for which mesh STAs
+ * receiving a PREQ shall consider the forwarding information from the
+ * root to be valid. (TU = time unit)
+ * @dot11MeshHWMPpreqMinInterval: the minimum interval of time (in TUs) during
+ * which a mesh STA can send only one action frame containing a PREQ
+ * element
+ * @dot11MeshHWMPperrMinInterval: the minimum interval of time (in TUs) during
+ * which a mesh STA can send only one Action frame containing a PERR
+ * element
+ * @dot11MeshHWMPnetDiameterTraversalTime: the interval of time (in TUs) that
+ * it takes for an HWMP information element to propagate across the mesh
+ * @dot11MeshHWMPRootMode: the configuration of a mesh STA as root mesh STA
+ * @dot11MeshHWMPRannInterval: the interval of time (in TUs) between root
+ * announcements are transmitted
+ * @dot11MeshGateAnnouncementProtocol: whether to advertise that this mesh
+ * station has access to a broader network beyond the MBSS. (This is
+ * missnamed in draft 12.0: dot11MeshGateAnnouncementProtocol set to true
+ * only means that the station will announce others it's a mesh gate, but
+ * not necessarily using the gate announcement protocol. Still keeping the
+ * same nomenclature to be in sync with the spec)
+ * @dot11MeshForwarding: whether the Mesh STA is forwarding or non-forwarding
+ * entity (default is TRUE - forwarding entity)
+ * @rssi_threshold: the threshold for average signal strength of candidate
+ * station to establish a peer link
+ * @ht_opmode: mesh HT protection mode
+ *
+ * @dot11MeshHWMPactivePathToRootTimeout: The time (in TUs) for which mesh STAs
+ * receiving a proactive PREQ shall consider the forwarding information to
+ * the root mesh STA to be valid.
+ *
+ * @dot11MeshHWMProotInterval: The interval of time (in TUs) between proactive
+ * PREQs are transmitted.
+ * @dot11MeshHWMPconfirmationInterval: The minimum interval of time (in TUs)
+ * during which a mesh STA can send only one Action frame containing
+ * a PREQ element for root path confirmation.
*/
struct mesh_config {
- /* Timeouts in ms */
- /* Mesh plink management parameters */
u16 dot11MeshRetryTimeout;
u16 dot11MeshConfirmTimeout;
u16 dot11MeshHoldingTimeout;
u16 dot11MeshMaxPeerLinks;
- u8 dot11MeshMaxRetries;
- u8 dot11MeshTTL;
- /* ttl used in path selection information elements */
- u8 element_ttl;
+ u8 dot11MeshMaxRetries;
+ u8 dot11MeshTTL;
+ u8 element_ttl;
bool auto_open_plinks;
- /* neighbor offset synchronization */
u32 dot11MeshNbrOffsetMaxNeighbor;
- /* HWMP parameters */
- u8 dot11MeshHWMPmaxPREQretries;
+ u8 dot11MeshHWMPmaxPREQretries;
u32 path_refresh_time;
u16 min_discovery_timeout;
u32 dot11MeshHWMPactivePathTimeout;
u16 dot11MeshHWMPpreqMinInterval;
u16 dot11MeshHWMPperrMinInterval;
u16 dot11MeshHWMPnetDiameterTraversalTime;
- u8 dot11MeshHWMPRootMode;
+ u8 dot11MeshHWMPRootMode;
u16 dot11MeshHWMPRannInterval;
- /* This is missnamed in draft 12.0: dot11MeshGateAnnouncementProtocol
- * set to true only means that the station will announce others it's a
- * mesh gate, but not necessarily using the gate announcement protocol.
- * Still keeping the same nomenclature to be in sync with the spec. */
- bool dot11MeshGateAnnouncementProtocol;
+ bool dot11MeshGateAnnouncementProtocol;
bool dot11MeshForwarding;
s32 rssi_threshold;
u16 ht_opmode;
+ u32 dot11MeshHWMPactivePathToRootTimeout;
+ u16 dot11MeshHWMProotInterval;
+ u16 dot11MeshHWMPconfirmationInterval;
};
/**
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 85ac364..d197dbe 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -689,7 +689,8 @@ static int ieee80211_set_channel(struct wiphy *wiphy,
case CHAN_MODE_HOPPING:
return -EBUSY;
case CHAN_MODE_FIXED:
- if (local->oper_channel != chan)
+ if (local->oper_channel != chan ||
+ (!sdata && local->_oper_channel_type != channel_type))
return -EBUSY;
if (!sdata && local->_oper_channel_type == channel_type)
return 0;
@@ -1529,7 +1530,7 @@ static int ieee80211_update_mesh_config(struct wiphy *wiphy,
if (_chg_mesh_attr(NL80211_MESHCONF_TTL, mask))
conf->dot11MeshTTL = nconf->dot11MeshTTL;
if (_chg_mesh_attr(NL80211_MESHCONF_ELEMENT_TTL, mask))
- conf->dot11MeshTTL = nconf->element_ttl;
+ conf->element_ttl = nconf->element_ttl;
if (_chg_mesh_attr(NL80211_MESHCONF_AUTO_OPEN_PLINKS, mask))
conf->auto_open_plinks = nconf->auto_open_plinks;
if (_chg_mesh_attr(NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR, mask))
@@ -1564,17 +1565,16 @@ static int ieee80211_update_mesh_config(struct wiphy *wiphy,
* announcements, so require this ifmsh to also be a root node
* */
if (nconf->dot11MeshGateAnnouncementProtocol &&
- !conf->dot11MeshHWMPRootMode) {
- conf->dot11MeshHWMPRootMode = 1;
+ !(conf->dot11MeshHWMPRootMode > IEEE80211_ROOTMODE_ROOT)) {
+ conf->dot11MeshHWMPRootMode = IEEE80211_PROACTIVE_RANN;
ieee80211_mesh_root_setup(ifmsh);
}
conf->dot11MeshGateAnnouncementProtocol =
nconf->dot11MeshGateAnnouncementProtocol;
}
- if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask)) {
+ if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_RANN_INTERVAL, mask))
conf->dot11MeshHWMPRannInterval =
nconf->dot11MeshHWMPRannInterval;
- }
if (_chg_mesh_attr(NL80211_MESHCONF_FORWARDING, mask))
conf->dot11MeshForwarding = nconf->dot11MeshForwarding;
if (_chg_mesh_attr(NL80211_MESHCONF_RSSI_THRESHOLD, mask)) {
@@ -1590,6 +1590,15 @@ static int ieee80211_update_mesh_config(struct wiphy *wiphy,
sdata->vif.bss_conf.ht_operation_mode = nconf->ht_opmode;
ieee80211_bss_info_change_notify(sdata, BSS_CHANGED_HT);
}
+ if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT, mask))
+ conf->dot11MeshHWMPactivePathToRootTimeout =
+ nconf->dot11MeshHWMPactivePathToRootTimeout;
+ if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_ROOT_INTERVAL, mask))
+ conf->dot11MeshHWMProotInterval =
+ nconf->dot11MeshHWMProotInterval;
+ if (_chg_mesh_attr(NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL, mask))
+ conf->dot11MeshHWMPconfirmationInterval =
+ nconf->dot11MeshHWMPconfirmationInterval;
return 0;
}
@@ -2309,6 +2318,21 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local,
mutex_lock(&local->mtx);
list_for_each_entry_safe(roc, tmp, &local->roc_list, list) {
+ struct ieee80211_roc_work *dep, *tmp2;
+
+ list_for_each_entry_safe(dep, tmp2, &roc->dependents, list) {
+ if (!mgmt_tx && (unsigned long)dep != cookie)
+ continue;
+ else if (mgmt_tx && dep->mgmt_tx_cookie != cookie)
+ continue;
+ /* found dependent item -- just remove it */
+ list_del(&dep->list);
+ mutex_unlock(&local->mtx);
+
+ ieee80211_roc_notify_destroy(dep);
+ return 0;
+ }
+
if (!mgmt_tx && (unsigned long)roc != cookie)
continue;
else if (mgmt_tx && roc->mgmt_tx_cookie != cookie)
@@ -2323,6 +2347,13 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local,
return -ENOENT;
}
+ /*
+ * We found the item to cancel, so do that. Note that it
+ * may have dependents, which we also cancel (and send
+ * the expired signal for.) Not doing so would be quite
+ * tricky here, but we may need to fix it later.
+ */
+
if (local->ops->remain_on_channel) {
if (found->started) {
ret = drv_cancel_remain_on_channel(local);
@@ -2334,8 +2365,8 @@ static int ieee80211_cancel_roc(struct ieee80211_local *local,
list_del(&found->list);
- ieee80211_run_deferred_scan(local);
- ieee80211_start_next_roc(local);
+ if (found->started)
+ ieee80211_start_next_roc(local);
mutex_unlock(&local->mtx);
ieee80211_roc_notify_destroy(found);
@@ -2489,16 +2520,30 @@ static void ieee80211_mgmt_frame_register(struct wiphy *wiphy,
u16 frame_type, bool reg)
{
struct ieee80211_local *local = wiphy_priv(wiphy);
+ struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev);
- if (frame_type != (IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ))
- return;
+ switch (frame_type) {
+ case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_AUTH:
+ if (sdata->vif.type == NL80211_IFTYPE_ADHOC) {
+ struct ieee80211_if_ibss *ifibss = &sdata->u.ibss;
- if (reg)
- local->probe_req_reg++;
- else
- local->probe_req_reg--;
+ if (reg)
+ ifibss->auth_frame_registrations++;
+ else
+ ifibss->auth_frame_registrations--;
+ }
+ break;
+ case IEEE80211_FTYPE_MGMT | IEEE80211_STYPE_PROBE_REQ:
+ if (reg)
+ local->probe_req_reg++;
+ else
+ local->probe_req_reg--;
- ieee80211_queue_work(&local->hw, &local->reconfig_filter);
+ ieee80211_queue_work(&local->hw, &local->reconfig_filter);
+ break;
+ default:
+ break;
+ }
}
static int ieee80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
diff --git a/net/mac80211/debugfs_netdev.c b/net/mac80211/debugfs_netdev.c
index d4272ff..512c894 100644
--- a/net/mac80211/debugfs_netdev.c
+++ b/net/mac80211/debugfs_netdev.c
@@ -468,48 +468,54 @@ IEEE80211_IF_FILE(fwded_unicast, u.mesh.mshstats.fwded_unicast, DEC);
IEEE80211_IF_FILE(fwded_frames, u.mesh.mshstats.fwded_frames, DEC);
IEEE80211_IF_FILE(dropped_frames_ttl, u.mesh.mshstats.dropped_frames_ttl, DEC);
IEEE80211_IF_FILE(dropped_frames_congestion,
- u.mesh.mshstats.dropped_frames_congestion, DEC);
+ u.mesh.mshstats.dropped_frames_congestion, DEC);
IEEE80211_IF_FILE(dropped_frames_no_route,
- u.mesh.mshstats.dropped_frames_no_route, DEC);
+ u.mesh.mshstats.dropped_frames_no_route, DEC);
IEEE80211_IF_FILE(estab_plinks, u.mesh.mshstats.estab_plinks, ATOMIC);
/* Mesh parameters */
IEEE80211_IF_FILE(dot11MeshMaxRetries,
- u.mesh.mshcfg.dot11MeshMaxRetries, DEC);
+ u.mesh.mshcfg.dot11MeshMaxRetries, DEC);
IEEE80211_IF_FILE(dot11MeshRetryTimeout,
- u.mesh.mshcfg.dot11MeshRetryTimeout, DEC);
+ u.mesh.mshcfg.dot11MeshRetryTimeout, DEC);
IEEE80211_IF_FILE(dot11MeshConfirmTimeout,
- u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC);
+ u.mesh.mshcfg.dot11MeshConfirmTimeout, DEC);
IEEE80211_IF_FILE(dot11MeshHoldingTimeout,
- u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC);
+ u.mesh.mshcfg.dot11MeshHoldingTimeout, DEC);
IEEE80211_IF_FILE(dot11MeshTTL, u.mesh.mshcfg.dot11MeshTTL, DEC);
IEEE80211_IF_FILE(element_ttl, u.mesh.mshcfg.element_ttl, DEC);
IEEE80211_IF_FILE(auto_open_plinks, u.mesh.mshcfg.auto_open_plinks, DEC);
IEEE80211_IF_FILE(dot11MeshMaxPeerLinks,
- u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC);
+ u.mesh.mshcfg.dot11MeshMaxPeerLinks, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPactivePathTimeout,
- u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC);
+ u.mesh.mshcfg.dot11MeshHWMPactivePathTimeout, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPpreqMinInterval,
- u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC);
+ u.mesh.mshcfg.dot11MeshHWMPpreqMinInterval, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPperrMinInterval,
- u.mesh.mshcfg.dot11MeshHWMPperrMinInterval, DEC);
+ u.mesh.mshcfg.dot11MeshHWMPperrMinInterval, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPnetDiameterTraversalTime,
- u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC);
+ u.mesh.mshcfg.dot11MeshHWMPnetDiameterTraversalTime, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPmaxPREQretries,
- u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC);
+ u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries, DEC);
IEEE80211_IF_FILE(path_refresh_time,
- u.mesh.mshcfg.path_refresh_time, DEC);
+ u.mesh.mshcfg.path_refresh_time, DEC);
IEEE80211_IF_FILE(min_discovery_timeout,
- u.mesh.mshcfg.min_discovery_timeout, DEC);
+ u.mesh.mshcfg.min_discovery_timeout, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPRootMode,
- u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC);
+ u.mesh.mshcfg.dot11MeshHWMPRootMode, DEC);
IEEE80211_IF_FILE(dot11MeshGateAnnouncementProtocol,
- u.mesh.mshcfg.dot11MeshGateAnnouncementProtocol, DEC);
+ u.mesh.mshcfg.dot11MeshGateAnnouncementProtocol, DEC);
IEEE80211_IF_FILE(dot11MeshHWMPRannInterval,
- u.mesh.mshcfg.dot11MeshHWMPRannInterval, DEC);
+ u.mesh.mshcfg.dot11MeshHWMPRannInterval, DEC);
IEEE80211_IF_FILE(dot11MeshForwarding, u.mesh.mshcfg.dot11MeshForwarding, DEC);
IEEE80211_IF_FILE(rssi_threshold, u.mesh.mshcfg.rssi_threshold, DEC);
IEEE80211_IF_FILE(ht_opmode, u.mesh.mshcfg.ht_opmode, DEC);
+IEEE80211_IF_FILE(dot11MeshHWMPactivePathToRootTimeout,
+ u.mesh.mshcfg.dot11MeshHWMPactivePathToRootTimeout, DEC);
+IEEE80211_IF_FILE(dot11MeshHWMProotInterval,
+ u.mesh.mshcfg.dot11MeshHWMProotInterval, DEC);
+IEEE80211_IF_FILE(dot11MeshHWMPconfirmationInterval,
+ u.mesh.mshcfg.dot11MeshHWMPconfirmationInterval, DEC);
#endif
#define DEBUGFS_ADD_MODE(name, mode) \
@@ -611,6 +617,9 @@ static void add_mesh_config(struct ieee80211_sub_if_data *sdata)
MESHPARAMS_ADD(dot11MeshGateAnnouncementProtocol);
MESHPARAMS_ADD(rssi_threshold);
MESHPARAMS_ADD(ht_opmode);
+ MESHPARAMS_ADD(dot11MeshHWMPactivePathToRootTimeout);
+ MESHPARAMS_ADD(dot11MeshHWMProotInterval);
+ MESHPARAMS_ADD(dot11MeshHWMPconfirmationInterval);
#undef MESHPARAMS_ADD
}
#endif
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 725cb4b..ff46ff4 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -279,7 +279,7 @@ static struct sta_info *ieee80211_ibss_finish_sta(struct sta_info *sta,
/* If it fails, maybe we raced another insertion? */
if (sta_info_insert_rcu(sta))
return sta_info_get(sdata, addr);
- if (auth) {
+ if (auth && !sdata->u.ibss.auth_frame_registrations) {
ibss_vdbg("TX Auth SA=%pM DA=%pM BSSID=%pM (auth_transaction=1)\n",
sdata->vif.addr, sdata->u.ibss.bssid, addr);
ieee80211_send_auth(sdata, 1, WLAN_AUTH_OPEN, NULL, 0,
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index e6cbf5b..36ce2bb 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -55,11 +55,14 @@ struct ieee80211_local;
#define TU_TO_JIFFIES(x) (usecs_to_jiffies((x) * 1024))
#define TU_TO_EXP_TIME(x) (jiffies + TU_TO_JIFFIES(x))
+/*
+ * Some APs experience problems when working with U-APSD. Decrease the
+ * probability of that happening by using legacy mode for all ACs but VO.
+ * The AP that caused us trouble was a Cisco 4410N. It ignores our
+ * setting, and always treats non-VO ACs as legacy.
+ */
#define IEEE80211_DEFAULT_UAPSD_QUEUES \
- (IEEE80211_WMM_IE_STA_QOSINFO_AC_BK | \
- IEEE80211_WMM_IE_STA_QOSINFO_AC_BE | \
- IEEE80211_WMM_IE_STA_QOSINFO_AC_VI | \
- IEEE80211_WMM_IE_STA_QOSINFO_AC_VO)
+ IEEE80211_WMM_IE_STA_QOSINFO_AC_VO
#define IEEE80211_DEFAULT_MAX_SP_LEN \
IEEE80211_WMM_IE_STA_QOSINFO_SP_ALL
@@ -508,6 +511,7 @@ struct ieee80211_if_ibss {
bool privacy;
bool control_port;
+ unsigned int auth_frame_registrations;
u8 bssid[ETH_ALEN] __aligned(2);
u8 ssid[IEEE80211_MAX_SSID_LEN];
@@ -677,6 +681,9 @@ struct ieee80211_sub_if_data {
/* TID bitmap for NoAck policy */
u16 noack_map;
+ /* bit field of ACM bits (BIT(802.1D tag)) */
+ u8 wmm_acm;
+
struct ieee80211_key __rcu *keys[NUM_DEFAULT_KEYS + NUM_DEFAULT_MGMT_KEYS];
struct ieee80211_key __rcu *default_unicast_key;
struct ieee80211_key __rcu *default_multicast_key;
@@ -881,6 +888,9 @@ struct ieee80211_local {
/* device is started */
bool started;
+ /* device is during a HW reconfig */
+ bool in_reconfig;
+
/* wowlan is enabled -- don't reconfig on resume */
bool wowlan;
@@ -1019,7 +1029,6 @@ struct ieee80211_local {
int total_ps_buffered; /* total number of all buffered unicast and
* multicast packets for power saving stations
*/
- unsigned int wmm_acm; /* bit field of ACM bits (BIT(802.1D tag)) */
bool pspolling;
bool offchannel_ps_enabled;
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 87aeb4f..728d3ea 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -808,7 +808,7 @@ static u16 ieee80211_monitor_select_queue(struct net_device *dev,
hdr = (void *)((u8 *)skb->data + le16_to_cpu(rtap->it_len));
- return ieee80211_select_queue_80211(local, skb, hdr);
+ return ieee80211_select_queue_80211(sdata, skb, hdr);
}
static const struct net_device_ops ieee80211_monitorif_ops = {
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index d81c178..0b040fb 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -345,6 +345,13 @@ void ieee80211_restart_hw(struct ieee80211_hw *hw)
ieee80211_stop_queues_by_reason(hw,
IEEE80211_QUEUE_STOP_REASON_SUSPEND);
+ /*
+ * Stop all Rx during the reconfig. We don't want state changes
+ * or driver callbacks while this is in progress.
+ */
+ local->in_reconfig = true;
+ barrier();
+
schedule_work(&local->restart_work);
}
EXPORT_SYMBOL(ieee80211_restart_hw);
@@ -455,7 +462,9 @@ static const struct ieee80211_txrx_stypes
ieee80211_default_mgmt_stypes[NUM_NL80211_IFTYPES] = {
[NL80211_IFTYPE_ADHOC] = {
.tx = 0xffff,
- .rx = BIT(IEEE80211_STYPE_ACTION >> 4),
+ .rx = BIT(IEEE80211_STYPE_ACTION >> 4) |
+ BIT(IEEE80211_STYPE_AUTH >> 4) |
+ BIT(IEEE80211_STYPE_DEAUTH >> 4),
},
[NL80211_IFTYPE_STATION] = {
.tx = 0xffff,
diff --git a/net/mac80211/mesh.c b/net/mac80211/mesh.c
index 7cf1950..ae40a83 100644
--- a/net/mac80211/mesh.c
+++ b/net/mac80211/mesh.c
@@ -443,7 +443,7 @@ static void ieee80211_mesh_path_root_timer(unsigned long data)
void ieee80211_mesh_root_setup(struct ieee80211_if_mesh *ifmsh)
{
- if (ifmsh->mshcfg.dot11MeshHWMPRootMode)
+ if (ifmsh->mshcfg.dot11MeshHWMPRootMode > IEEE80211_ROOTMODE_ROOT)
set_bit(MESH_WORK_ROOT, &ifmsh->wrkq_flags);
else {
clear_bit(MESH_WORK_ROOT, &ifmsh->wrkq_flags);
@@ -541,11 +541,17 @@ static void ieee80211_mesh_housekeeping(struct ieee80211_sub_if_data *sdata,
static void ieee80211_mesh_rootpath(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
+ u32 interval;
mesh_path_tx_root_frame(sdata);
+
+ if (ifmsh->mshcfg.dot11MeshHWMPRootMode == IEEE80211_PROACTIVE_RANN)
+ interval = ifmsh->mshcfg.dot11MeshHWMPRannInterval;
+ else
+ interval = ifmsh->mshcfg.dot11MeshHWMProotInterval;
+
mod_timer(&ifmsh->mesh_path_root_timer,
- round_jiffies(TU_TO_EXP_TIME(
- ifmsh->mshcfg.dot11MeshHWMPRannInterval)));
+ round_jiffies(TU_TO_EXP_TIME(interval)));
}
#ifdef CONFIG_PM
diff --git a/net/mac80211/mesh.h b/net/mac80211/mesh.h
index e364275..faaa39b 100644
--- a/net/mac80211/mesh.h
+++ b/net/mac80211/mesh.h
@@ -104,6 +104,7 @@ enum mesh_deferred_task_flags {
* an mpath to a hash bucket on a path table.
* @rann_snd_addr: the RANN sender address
* @rann_metric: the aggregated path metric towards the root node
+ * @last_preq_to_root: Timestamp of last PREQ sent to root
* @is_root: the destination station of this path is a root node
* @is_gate: the destination station of this path is a mesh gate
*
@@ -131,6 +132,7 @@ struct mesh_path {
spinlock_t state_lock;
u8 rann_snd_addr[ETH_ALEN];
u32 rann_metric;
+ unsigned long last_preq_to_root;
bool is_root;
bool is_gate;
};
@@ -245,7 +247,7 @@ void mesh_rmc_free(struct ieee80211_sub_if_data *sdata);
int mesh_rmc_init(struct ieee80211_sub_if_data *sdata);
void ieee80211s_init(void);
void ieee80211s_update_metric(struct ieee80211_local *local,
- struct sta_info *stainfo, struct sk_buff *skb);
+ struct sta_info *sta, struct sk_buff *skb);
void ieee80211s_stop(void);
void ieee80211_mesh_init_sdata(struct ieee80211_sub_if_data *sdata);
void ieee80211_start_mesh(struct ieee80211_sub_if_data *sdata);
diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c
index fa7c580..aed1821 100644
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -98,6 +98,8 @@ static inline u32 u16_field_get(u8 *preq_elem, int offset, bool ae)
#define max_preq_retries(s) (s->u.mesh.mshcfg.dot11MeshHWMPmaxPREQretries)
#define disc_timeout_jiff(s) \
msecs_to_jiffies(sdata->u.mesh.mshcfg.min_discovery_timeout)
+#define root_path_confirmation_jiffies(s) \
+ msecs_to_jiffies(sdata->u.mesh.mshcfg.dot11MeshHWMPconfirmationInterval)
enum mpath_frame_type {
MPATH_PREQ = 0,
@@ -303,7 +305,7 @@ int mesh_path_error_tx(u8 ttl, u8 *target, __le32 target_sn,
}
void ieee80211s_update_metric(struct ieee80211_local *local,
- struct sta_info *stainfo, struct sk_buff *skb)
+ struct sta_info *sta, struct sk_buff *skb)
{
struct ieee80211_tx_info *txinfo = IEEE80211_SKB_CB(skb);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *) skb->data;
@@ -315,15 +317,14 @@ void ieee80211s_update_metric(struct ieee80211_local *local,
failed = !(txinfo->flags & IEEE80211_TX_STAT_ACK);
/* moving average, scaled to 100 */
- stainfo->fail_avg = ((80 * stainfo->fail_avg + 5) / 100 + 20 * failed);
- if (stainfo->fail_avg > 95)
- mesh_plink_broken(stainfo);
+ sta->fail_avg = ((80 * sta->fail_avg + 5) / 100 + 20 * failed);
+ if (sta->fail_avg > 95)
+ mesh_plink_broken(sta);
}
static u32 airtime_link_metric_get(struct ieee80211_local *local,
struct sta_info *sta)
{
- struct ieee80211_supported_band *sband;
struct rate_info rinfo;
/* This should be adjusted for each device */
int device_constant = 1 << ARITH_SHIFT;
@@ -333,8 +334,6 @@ static u32 airtime_link_metric_get(struct ieee80211_local *local,
u32 tx_time, estimated_retx;
u64 result;
- sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
-
if (sta->fail_avg >= 100)
return MAX_METRIC;
@@ -519,10 +518,11 @@ static void hwmp_preq_frame_process(struct ieee80211_sub_if_data *sdata,
struct mesh_path *mpath = NULL;
u8 *target_addr, *orig_addr;
const u8 *da;
- u8 target_flags, ttl;
- u32 orig_sn, target_sn, lifetime;
+ u8 target_flags, ttl, flags;
+ u32 orig_sn, target_sn, lifetime, orig_metric;
bool reply = false;
bool forward = true;
+ bool root_is_gate;
/* Update target SN, if present */
target_addr = PREQ_IE_TARGET_ADDR(preq_elem);
@@ -530,6 +530,10 @@ static void hwmp_preq_frame_process(struct ieee80211_sub_if_data *sdata,
target_sn = PREQ_IE_TARGET_SN(preq_elem);
orig_sn = PREQ_IE_ORIG_SN(preq_elem);
target_flags = PREQ_IE_TARGET_F(preq_elem);
+ orig_metric = metric;
+ /* Proactive PREQ gate announcements */
+ flags = PREQ_IE_FLAGS(preq_elem);
+ root_is_gate = !!(flags & RANN_FLAG_IS_GATE);
mhwmp_dbg("received PREQ from %pM", orig_addr);
@@ -544,6 +548,22 @@ static void hwmp_preq_frame_process(struct ieee80211_sub_if_data *sdata,
target_sn = ++ifmsh->sn;
ifmsh->last_sn_update = jiffies;
}
+ } else if (is_broadcast_ether_addr(target_addr) &&
+ (target_flags & IEEE80211_PREQ_TO_FLAG)) {
+ rcu_read_lock();
+ mpath = mesh_path_lookup(orig_addr, sdata);
+ if (mpath) {
+ if (flags & IEEE80211_PREQ_PROACTIVE_PREP_FLAG) {
+ reply = true;
+ target_addr = sdata->vif.addr;
+ target_sn = ++ifmsh->sn;
+ metric = 0;
+ ifmsh->last_sn_update = jiffies;
+ }
+ if (root_is_gate)
+ mesh_path_add_gate(mpath);
+ }
+ rcu_read_unlock();
} else {
rcu_read_lock();
mpath = mesh_path_lookup(target_addr, sdata);
@@ -576,13 +596,14 @@ static void hwmp_preq_frame_process(struct ieee80211_sub_if_data *sdata,
cpu_to_le32(target_sn), mgmt->sa, 0, ttl,
cpu_to_le32(lifetime), cpu_to_le32(metric),
0, sdata);
- } else
+ } else {
ifmsh->mshstats.dropped_frames_ttl++;
+ }
}
if (forward && ifmsh->mshcfg.dot11MeshForwarding) {
u32 preq_id;
- u8 hopcount, flags;
+ u8 hopcount;
ttl = PREQ_IE_TTL(preq_elem);
lifetime = PREQ_IE_LIFETIME(preq_elem);
@@ -592,11 +613,17 @@ static void hwmp_preq_frame_process(struct ieee80211_sub_if_data *sdata,
}
mhwmp_dbg("forwarding the PREQ from %pM", orig_addr);
--ttl;
- flags = PREQ_IE_FLAGS(preq_elem);
preq_id = PREQ_IE_PREQ_ID(preq_elem);
hopcount = PREQ_IE_HOPCOUNT(preq_elem) + 1;
da = (mpath && mpath->is_root) ?
mpath->rann_snd_addr : broadcast_addr;
+
+ if (flags & IEEE80211_PREQ_PROACTIVE_PREP_FLAG) {
+ target_addr = PREQ_IE_TARGET_ADDR(preq_elem);
+ target_sn = PREQ_IE_TARGET_SN(preq_elem);
+ metric = orig_metric;
+ }
+
mesh_path_sel_frame_tx(MPATH_PREQ, flags, orig_addr,
cpu_to_le32(orig_sn), target_flags, target_addr,
cpu_to_le32(target_sn), da,
@@ -744,11 +771,6 @@ static void hwmp_rann_frame_process(struct ieee80211_sub_if_data *sdata,
bool root_is_gate;
ttl = rann->rann_ttl;
- if (ttl <= 1) {
- ifmsh->mshstats.dropped_frames_ttl++;
- return;
- }
- ttl--;
flags = rann->rann_flags;
root_is_gate = !!(flags & RANN_FLAG_IS_GATE);
orig_addr = rann->rann_addr;
@@ -785,34 +807,49 @@ static void hwmp_rann_frame_process(struct ieee80211_sub_if_data *sdata,
}
}
+ if (!(SN_LT(mpath->sn, orig_sn)) &&
+ !(mpath->sn == orig_sn && metric < mpath->rann_metric)) {
+ rcu_read_unlock();
+ return;
+ }
+
if ((!(mpath->flags & (MESH_PATH_ACTIVE | MESH_PATH_RESOLVING)) ||
- time_after(jiffies, mpath->exp_time - 1*HZ)) &&
- !(mpath->flags & MESH_PATH_FIXED)) {
+ (time_after(jiffies, mpath->last_preq_to_root +
+ root_path_confirmation_jiffies(sdata)) ||
+ time_before(jiffies, mpath->last_preq_to_root))) &&
+ !(mpath->flags & MESH_PATH_FIXED) && (ttl != 0)) {
mhwmp_dbg("%s time to refresh root mpath %pM", sdata->name,
orig_addr);
mesh_queue_preq(mpath, PREQ_Q_F_START | PREQ_Q_F_REFRESH);
+ mpath->last_preq_to_root = jiffies;
+ }
+
+ mpath->sn = orig_sn;
+ mpath->rann_metric = metric + metric_txsta;
+ mpath->is_root = true;
+ /* Recording RANNs sender address to send individually
+ * addressed PREQs destined for root mesh STA */
+ memcpy(mpath->rann_snd_addr, mgmt->sa, ETH_ALEN);
+
+ if (root_is_gate)
+ mesh_path_add_gate(mpath);
+
+ if (ttl <= 1) {
+ ifmsh->mshstats.dropped_frames_ttl++;
+ rcu_read_unlock();
+ return;
}
+ ttl--;
- if ((SN_LT(mpath->sn, orig_sn) || (mpath->sn == orig_sn &&
- metric < mpath->rann_metric)) && ifmsh->mshcfg.dot11MeshForwarding) {
+ if (ifmsh->mshcfg.dot11MeshForwarding) {
mesh_path_sel_frame_tx(MPATH_RANN, flags, orig_addr,
cpu_to_le32(orig_sn),
0, NULL, 0, broadcast_addr,
hopcount, ttl, cpu_to_le32(interval),
cpu_to_le32(metric + metric_txsta),
0, sdata);
- mpath->sn = orig_sn;
- mpath->rann_metric = metric + metric_txsta;
- /* Recording RANNs sender address to send individually
- * addressed PREQs destined for root mesh STA */
- memcpy(mpath->rann_snd_addr, mgmt->sa, ETH_ALEN);
}
- mpath->is_root = true;
-
- if (root_is_gate)
- mesh_path_add_gate(mpath);
-
rcu_read_unlock();
}
@@ -1157,13 +1194,34 @@ mesh_path_tx_root_frame(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_if_mesh *ifmsh = &sdata->u.mesh;
u32 interval = ifmsh->mshcfg.dot11MeshHWMPRannInterval;
- u8 flags;
+ u8 flags, target_flags = 0;
flags = (ifmsh->mshcfg.dot11MeshGateAnnouncementProtocol)
? RANN_FLAG_IS_GATE : 0;
- mesh_path_sel_frame_tx(MPATH_RANN, flags, sdata->vif.addr,
+
+ switch (ifmsh->mshcfg.dot11MeshHWMPRootMode) {
+ case IEEE80211_PROACTIVE_RANN:
+ mesh_path_sel_frame_tx(MPATH_RANN, flags, sdata->vif.addr,
cpu_to_le32(++ifmsh->sn),
0, NULL, 0, broadcast_addr,
- 0, sdata->u.mesh.mshcfg.element_ttl,
+ 0, ifmsh->mshcfg.element_ttl,
cpu_to_le32(interval), 0, 0, sdata);
+ break;
+ case IEEE80211_PROACTIVE_PREQ_WITH_PREP:
+ flags |= IEEE80211_PREQ_PROACTIVE_PREP_FLAG;
+ case IEEE80211_PROACTIVE_PREQ_NO_PREP:
+ interval = ifmsh->mshcfg.dot11MeshHWMPactivePathToRootTimeout;
+ target_flags |= IEEE80211_PREQ_TO_FLAG |
+ IEEE80211_PREQ_USN_FLAG;
+ mesh_path_sel_frame_tx(MPATH_PREQ, flags, sdata->vif.addr,
+ cpu_to_le32(++ifmsh->sn), target_flags,
+ (u8 *) broadcast_addr, 0, broadcast_addr,
+ 0, ifmsh->mshcfg.element_ttl,
+ cpu_to_le32(interval),
+ 0, cpu_to_le32(ifmsh->preq_id++), sdata);
+ break;
+ default:
+ mhwmp_dbg("Proactive mechanism not supported");
+ return;
+ }
}
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 079038d..8149a37 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1141,7 +1141,7 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local,
memset(&params, 0, sizeof(params));
- local->wmm_acm = 0;
+ sdata->wmm_acm = 0;
for (; left >= 4; left -= 4, pos += 4) {
int aci = (pos[0] >> 5) & 0x03;
int acm = (pos[0] >> 4) & 0x01;
@@ -1152,21 +1152,21 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local,
case 1: /* AC_BK */
queue = 3;
if (acm)
- local->wmm_acm |= BIT(1) | BIT(2); /* BK/- */
+ sdata->wmm_acm |= BIT(1) | BIT(2); /* BK/- */
if (uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK)
uapsd = true;
break;
case 2: /* AC_VI */
queue = 1;
if (acm)
- local->wmm_acm |= BIT(4) | BIT(5); /* CL/VI */
+ sdata->wmm_acm |= BIT(4) | BIT(5); /* CL/VI */
if (uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI)
uapsd = true;
break;
case 3: /* AC_VO */
queue = 0;
if (acm)
- local->wmm_acm |= BIT(6) | BIT(7); /* VO/NC */
+ sdata->wmm_acm |= BIT(6) | BIT(7); /* VO/NC */
if (uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO)
uapsd = true;
break;
@@ -1174,7 +1174,7 @@ static void ieee80211_sta_wmm_params(struct ieee80211_local *local,
default:
queue = 2;
if (acm)
- local->wmm_acm |= BIT(0) | BIT(3); /* BE/EE */
+ sdata->wmm_acm |= BIT(0) | BIT(3); /* BE/EE */
if (uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE)
uapsd = true;
break;
@@ -1275,7 +1275,7 @@ static void ieee80211_set_associated(struct ieee80211_sub_if_data *sdata,
bss_info_changed |= BSS_CHANGED_BEACON_INT;
bss_info_changed |= ieee80211_handle_bss_capability(sdata,
- cbss->capability, bss->has_erp_value, bss->erp_value);
+ bss_conf->assoc_capability, bss->has_erp_value, bss->erp_value);
sdata->u.mgd.beacon_timeout = usecs_to_jiffies(ieee80211_tu_to_usec(
IEEE80211_BEACON_LOSS_COUNT * bss_conf->beacon_int));
@@ -3012,7 +3012,7 @@ static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata,
struct ieee80211_local *local = sdata->local;
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
struct ieee80211_bss *bss = (void *)cbss->priv;
- struct sta_info *sta;
+ struct sta_info *sta = NULL;
bool have_sta = false;
int err;
int ht_cfreq;
@@ -3102,7 +3102,7 @@ static int ieee80211_prep_connection(struct ieee80211_sub_if_data *sdata,
local->oper_channel = cbss->channel;
ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_CHANNEL);
- if (!have_sta) {
+ if (sta) {
u32 rates = 0, basic_rates = 0;
bool have_higher_than_11mbit;
int min_rate = INT_MAX, min_rate_index = -1;
diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c
index abb226d..7f93626 100644
--- a/net/mac80211/offchannel.c
+++ b/net/mac80211/offchannel.c
@@ -25,8 +25,7 @@
* because we *may* be doing work on-operating channel, and want our
* hardware unconditionally awake, but still let the AP send us normal frames.
*/
-static void ieee80211_offchannel_ps_enable(struct ieee80211_sub_if_data *sdata,
- bool tell_ap)
+static void ieee80211_offchannel_ps_enable(struct ieee80211_sub_if_data *sdata)
{
struct ieee80211_local *local = sdata->local;
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
@@ -47,8 +46,8 @@ static void ieee80211_offchannel_ps_enable(struct ieee80211_sub_if_data *sdata,
ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS);
}
- if (tell_ap && (!local->offchannel_ps_enabled ||
- !(local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK)))
+ if (!local->offchannel_ps_enabled ||
+ !(local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK))
/*
* If power save was enabled, no need to send a nullfunc
* frame because AP knows that we are sleeping. But if the
@@ -133,7 +132,7 @@ void ieee80211_offchannel_stop_vifs(struct ieee80211_local *local,
if (offchannel_ps_enable &&
(sdata->vif.type == NL80211_IFTYPE_STATION) &&
sdata->u.mgd.associated)
- ieee80211_offchannel_ps_enable(sdata, true);
+ ieee80211_offchannel_ps_enable(sdata);
}
}
mutex_unlock(&local->iflist_mtx);
@@ -263,6 +262,9 @@ void ieee80211_start_next_roc(struct ieee80211_local *local)
roc = list_first_entry(&local->roc_list, struct ieee80211_roc_work,
list);
+ if (WARN_ON_ONCE(roc->started))
+ return;
+
if (local->ops->remain_on_channel) {
int ret, duration = roc->duration;
@@ -378,8 +380,8 @@ void ieee80211_sw_roc_work(struct work_struct *work)
ieee80211_recalc_idle(local);
- ieee80211_start_next_roc(local);
- ieee80211_run_deferred_scan(local);
+ if (roc->started)
+ ieee80211_start_next_roc(local);
}
out_unlock:
@@ -410,9 +412,6 @@ static void ieee80211_hw_roc_done(struct work_struct *work)
/* if there's another roc, start it now */
ieee80211_start_next_roc(local);
- /* or scan maybe */
- ieee80211_run_deferred_scan(local);
-
out_unlock:
mutex_unlock(&local->mtx);
}
@@ -455,7 +454,6 @@ void ieee80211_roc_purge(struct ieee80211_sub_if_data *sdata)
}
ieee80211_start_next_roc(local);
- ieee80211_run_deferred_scan(local);
mutex_unlock(&local->mtx);
list_for_each_entry_safe(roc, tmp, &tmp_list, list) {
diff --git a/net/mac80211/pm.c b/net/mac80211/pm.c
index 98c128b..5c572e7 100644
--- a/net/mac80211/pm.c
+++ b/net/mac80211/pm.c
@@ -78,6 +78,16 @@ int __ieee80211_suspend(struct ieee80211_hw *hw, struct cfg80211_wowlan *wowlan)
if (err < 0) {
local->quiescing = false;
local->wowlan = false;
+ if (hw->flags & IEEE80211_HW_AMPDU_AGGREGATION) {
+ mutex_lock(&local->sta_mtx);
+ list_for_each_entry(sta,
+ &local->sta_list, list) {
+ clear_sta_flag(sta, WLAN_STA_BLOCK_BA);
+ }
+ mutex_unlock(&local->sta_mtx);
+ }
+ ieee80211_wake_queues_by_reason(hw,
+ IEEE80211_QUEUE_STOP_REASON_SUSPEND);
return err;
} else if (err > 0) {
WARN_ON(err != 1);
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 6fd2cb0..446a327 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -1935,7 +1935,7 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx)
ether_addr_equal(sdata->vif.addr, hdr->addr3))
return RX_CONTINUE;
- q = ieee80211_select_queue_80211(local, skb, hdr);
+ q = ieee80211_select_queue_80211(sdata, skb, hdr);
if (ieee80211_queue_stopped(&local->hw, q)) {
IEEE80211_IFSTA_MESH_CTR_INC(ifmsh, dropped_frames_congestion);
return RX_DROP_MONITOR;
@@ -3027,6 +3027,10 @@ void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb)
if (unlikely(local->quiescing || local->suspended))
goto drop;
+ /* We might be during a HW reconfig, prevent Rx for the same reason */
+ if (unlikely(local->in_reconfig))
+ goto drop;
+
/*
* The same happens when we're not even started,
* but that's worth a warning.
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 1df4019..242ecde 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1411,6 +1411,9 @@ int ieee80211_reconfig(struct ieee80211_local *local)
if (ieee80211_sdata_running(sdata))
ieee80211_enable_keys(sdata);
+ local->in_reconfig = false;
+ barrier();
+
wake_up:
/*
* Clear the WLAN_STA_BLOCK_BA flag so new aggregation
diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c
index c3d643a..cea06e9 100644
--- a/net/mac80211/wme.c
+++ b/net/mac80211/wme.c
@@ -52,11 +52,11 @@ static int wme_downgrade_ac(struct sk_buff *skb)
}
}
-static u16 ieee80211_downgrade_queue(struct ieee80211_local *local,
+static u16 ieee80211_downgrade_queue(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb)
{
/* in case we are a client verify acm is not set for this ac */
- while (unlikely(local->wmm_acm & BIT(skb->priority))) {
+ while (unlikely(sdata->wmm_acm & BIT(skb->priority))) {
if (wme_downgrade_ac(skb)) {
/*
* This should not really happen. The AP has marked all
@@ -73,10 +73,11 @@ static u16 ieee80211_downgrade_queue(struct ieee80211_local *local,
}
/* Indicate which queue to use for this fully formed 802.11 frame */
-u16 ieee80211_select_queue_80211(struct ieee80211_local *local,
+u16 ieee80211_select_queue_80211(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb,
struct ieee80211_hdr *hdr)
{
+ struct ieee80211_local *local = sdata->local;
u8 *p;
if (local->hw.queues < IEEE80211_NUM_ACS)
@@ -94,7 +95,7 @@ u16 ieee80211_select_queue_80211(struct ieee80211_local *local,
p = ieee80211_get_qos_ctl(hdr);
skb->priority = *p & IEEE80211_QOS_CTL_TAG1D_MASK;
- return ieee80211_downgrade_queue(local, skb);
+ return ieee80211_downgrade_queue(sdata, skb);
}
/* Indicate which queue to use. */
@@ -156,7 +157,7 @@ u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata,
* data frame has */
skb->priority = cfg80211_classify8021d(skb);
- return ieee80211_downgrade_queue(local, skb);
+ return ieee80211_downgrade_queue(sdata, skb);
}
void ieee80211_set_qos_hdr(struct ieee80211_sub_if_data *sdata,
diff --git a/net/mac80211/wme.h b/net/mac80211/wme.h
index ca80818..7fea4bb 100644
--- a/net/mac80211/wme.h
+++ b/net/mac80211/wme.h
@@ -15,7 +15,7 @@
extern const int ieee802_1d_to_ac[8];
-u16 ieee80211_select_queue_80211(struct ieee80211_local *local,
+u16 ieee80211_select_queue_80211(struct ieee80211_sub_if_data *sdata,
struct sk_buff *skb,
struct ieee80211_hdr *hdr);
u16 ieee80211_select_queue(struct ieee80211_sub_if_data *sdata,
diff --git a/net/wireless/core.c b/net/wireless/core.c
index a87d435..907f62c 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -96,69 +96,6 @@ struct wiphy *wiphy_idx_to_wiphy(int wiphy_idx)
return &rdev->wiphy;
}
-/* requires cfg80211_mutex to be held! */
-struct cfg80211_registered_device *
-__cfg80211_rdev_from_info(struct genl_info *info)
-{
- int ifindex;
- struct cfg80211_registered_device *bywiphyidx = NULL, *byifidx = NULL;
- struct net_device *dev;
- int err = -EINVAL;
-
- assert_cfg80211_lock();
-
- if (info->attrs[NL80211_ATTR_WIPHY]) {
- bywiphyidx = cfg80211_rdev_by_wiphy_idx(
- nla_get_u32(info->attrs[NL80211_ATTR_WIPHY]));
- err = -ENODEV;
- }
-
- if (info->attrs[NL80211_ATTR_IFINDEX]) {
- ifindex = nla_get_u32(info->attrs[NL80211_ATTR_IFINDEX]);
- dev = dev_get_by_index(genl_info_net(info), ifindex);
- if (dev) {
- if (dev->ieee80211_ptr)
- byifidx =
- wiphy_to_dev(dev->ieee80211_ptr->wiphy);
- dev_put(dev);
- }
- err = -ENODEV;
- }
-
- if (bywiphyidx && byifidx) {
- if (bywiphyidx != byifidx)
- return ERR_PTR(-EINVAL);
- else
- return bywiphyidx; /* == byifidx */
- }
- if (bywiphyidx)
- return bywiphyidx;
-
- if (byifidx)
- return byifidx;
-
- return ERR_PTR(err);
-}
-
-struct cfg80211_registered_device *
-cfg80211_get_dev_from_info(struct genl_info *info)
-{
- struct cfg80211_registered_device *rdev;
-
- mutex_lock(&cfg80211_mutex);
- rdev = __cfg80211_rdev_from_info(info);
-
- /* if it is not an error we grab the lock on
- * it to assure it won't be going away while
- * we operate on it */
- if (!IS_ERR(rdev))
- mutex_lock(&rdev->mtx);
-
- mutex_unlock(&cfg80211_mutex);
-
- return rdev;
-}
-
struct cfg80211_registered_device *
cfg80211_get_dev_from_ifindex(struct net *net, int ifindex)
{
diff --git a/net/wireless/core.h b/net/wireless/core.h
index 9348a47..609a579 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -159,32 +159,6 @@ static inline void cfg80211_unhold_bss(struct cfg80211_internal_bss *bss)
struct cfg80211_registered_device *cfg80211_rdev_by_wiphy_idx(int wiphy_idx);
int get_wiphy_idx(struct wiphy *wiphy);
-struct cfg80211_registered_device *
-__cfg80211_rdev_from_info(struct genl_info *info);
-
-/*
- * This function returns a pointer to the driver
- * that the genl_info item that is passed refers to.
- * If successful, it returns non-NULL and also locks
- * the driver's mutex!
- *
- * This means that you need to call cfg80211_unlock_rdev()
- * before being allowed to acquire &cfg80211_mutex!
- *
- * This is necessary because we need to lock the global
- * mutex to get an item off the list safely, and then
- * we lock the rdev mutex so it doesn't go away under us.
- *
- * We don't want to keep cfg80211_mutex locked
- * for all the time in order to allow requests on
- * other interfaces to go through at the same time.
- *
- * The result of this can be a PTR_ERR and hence must
- * be checked with IS_ERR() for errors.
- */
-extern struct cfg80211_registered_device *
-cfg80211_get_dev_from_info(struct genl_info *info);
-
/* requires cfg80211_rdev_mutex to be held! */
struct wiphy *wiphy_idx_to_wiphy(int wiphy_idx);
diff --git a/net/wireless/mesh.c b/net/wireless/mesh.c
index b44c736..3b73b07 100644
--- a/net/wireless/mesh.c
+++ b/net/wireless/mesh.c
@@ -14,6 +14,9 @@
#define MESH_PATH_TIMEOUT 5000
#define MESH_RANN_INTERVAL 5000
+#define MESH_PATH_TO_ROOT_TIMEOUT 6000
+#define MESH_ROOT_INTERVAL 5000
+#define MESH_ROOT_CONFIRMATION_INTERVAL 2000
/*
* Minimum interval between two consecutive PREQs originated by the same
@@ -62,6 +65,9 @@ const struct mesh_config default_mesh_config = {
.dot11MeshForwarding = true,
.rssi_threshold = MESH_RSSI_THRESHOLD,
.ht_opmode = IEEE80211_HT_OP_MODE_PROTECTION_NONHT_MIXED,
+ .dot11MeshHWMPactivePathToRootTimeout = MESH_PATH_TO_ROOT_TIMEOUT,
+ .dot11MeshHWMProotInterval = MESH_ROOT_INTERVAL,
+ .dot11MeshHWMPconfirmationInterval = MESH_ROOT_CONFIRMATION_INTERVAL,
};
const struct mesh_setup default_mesh_setup = {
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 7ae54b8..888fadc 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -70,6 +70,94 @@ static int get_rdev_dev_by_ifindex(struct net *netns, struct nlattr **attrs,
return 0;
}
+static struct cfg80211_registered_device *
+__cfg80211_rdev_from_attrs(struct net *netns, struct nlattr **attrs)
+{
+ struct cfg80211_registered_device *rdev = NULL, *tmp;
+ struct net_device *netdev;
+
+ assert_cfg80211_lock();
+
+ if (!attrs[NL80211_ATTR_WIPHY] &&
+ !attrs[NL80211_ATTR_IFINDEX])
+ return ERR_PTR(-EINVAL);
+
+ if (attrs[NL80211_ATTR_WIPHY])
+ rdev = cfg80211_rdev_by_wiphy_idx(
+ nla_get_u32(attrs[NL80211_ATTR_WIPHY]));
+
+ if (attrs[NL80211_ATTR_IFINDEX]) {
+ int ifindex = nla_get_u32(attrs[NL80211_ATTR_IFINDEX]);
+ netdev = dev_get_by_index(netns, ifindex);
+ if (netdev) {
+ if (netdev->ieee80211_ptr)
+ tmp = wiphy_to_dev(
+ netdev->ieee80211_ptr->wiphy);
+ else
+ tmp = NULL;
+
+ dev_put(netdev);
+
+ /* not wireless device -- return error */
+ if (!tmp)
+ return ERR_PTR(-EINVAL);
+
+ /* mismatch -- return error */
+ if (rdev && tmp != rdev)
+ return ERR_PTR(-EINVAL);
+
+ rdev = tmp;
+ }
+ }
+
+ if (!rdev)
+ return ERR_PTR(-ENODEV);
+
+ if (netns != wiphy_net(&rdev->wiphy))
+ return ERR_PTR(-ENODEV);
+
+ return rdev;
+}
+
+/*
+ * This function returns a pointer to the driver
+ * that the genl_info item that is passed refers to.
+ * If successful, it returns non-NULL and also locks
+ * the driver's mutex!
+ *
+ * This means that you need to call cfg80211_unlock_rdev()
+ * before being allowed to acquire &cfg80211_mutex!
+ *
+ * This is necessary because we need to lock the global
+ * mutex to get an item off the list safely, and then
+ * we lock the rdev mutex so it doesn't go away under us.
+ *
+ * We don't want to keep cfg80211_mutex locked
+ * for all the time in order to allow requests on
+ * other interfaces to go through at the same time.
+ *
+ * The result of this can be a PTR_ERR and hence must
+ * be checked with IS_ERR() for errors.
+ */
+static struct cfg80211_registered_device *
+cfg80211_get_dev_from_info(struct net *netns, struct genl_info *info)
+{
+ struct cfg80211_registered_device *rdev;
+
+ mutex_lock(&cfg80211_mutex);
+ rdev = __cfg80211_rdev_from_attrs(netns, info->attrs);
+
+ /* if it is not an error we grab the lock on
+ * it to assure it won't be going away while
+ * we operate on it */
+ if (!IS_ERR(rdev))
+ mutex_lock(&rdev->mtx);
+
+ mutex_unlock(&cfg80211_mutex);
+
+ return rdev;
+}
+
/* policy for the attributes */
static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = {
[NL80211_ATTR_WIPHY] = { .type = NLA_U32 },
@@ -115,7 +203,7 @@ static const struct nla_policy nl80211_policy[NL80211_ATTR_MAX+1] = {
[NL80211_ATTR_STA_VLAN] = { .type = NLA_U32 },
[NL80211_ATTR_MNTR_FLAGS] = { /* NLA_NESTED can't be empty */ },
[NL80211_ATTR_MESH_ID] = { .type = NLA_BINARY,
- .len = IEEE80211_MAX_MESH_ID_LEN },
+ .len = IEEE80211_MAX_MESH_ID_LEN },
[NL80211_ATTR_MPATH_NEXT_HOP] = { .type = NLA_U32 },
[NL80211_ATTR_REG_ALPHA2] = { .type = NLA_STRING, .len = 2 },
@@ -250,7 +338,7 @@ nl80211_rekey_policy[NUM_NL80211_REKEY_DATA] = {
static const struct nla_policy
nl80211_match_policy[NL80211_SCHED_SCAN_MATCH_ATTR_MAX + 1] = {
- [NL80211_ATTR_SCHED_SCAN_MATCH_SSID] = { .type = NLA_BINARY,
+ [NL80211_SCHED_SCAN_MATCH_ATTR_SSID] = { .type = NLA_BINARY,
.len = IEEE80211_MAX_SSID_LEN },
};
@@ -1334,7 +1422,8 @@ static int nl80211_set_wiphy(struct sk_buff *skb, struct genl_info *info)
}
if (!netdev) {
- rdev = __cfg80211_rdev_from_info(info);
+ rdev = __cfg80211_rdev_from_attrs(genl_info_net(info),
+ info->attrs);
if (IS_ERR(rdev)) {
mutex_unlock(&cfg80211_mutex);
return PTR_ERR(rdev);
@@ -2246,6 +2335,33 @@ static int nl80211_parse_beacon(struct genl_info *info,
return 0;
}
+static bool nl80211_get_ap_channel(struct cfg80211_registered_device *rdev,
+ struct cfg80211_ap_settings *params)
+{
+ struct wireless_dev *wdev;
+ bool ret = false;
+
+ mutex_lock(&rdev->devlist_mtx);
+
+ list_for_each_entry(wdev, &rdev->netdev_list, list) {
+ if (wdev->iftype != NL80211_IFTYPE_AP &&
+ wdev->iftype != NL80211_IFTYPE_P2P_GO)
+ continue;
+
+ if (!wdev->preset_chan)
+ continue;
+
+ params->channel = wdev->preset_chan;
+ params->channel_type = wdev->preset_chantype;
+ ret = true;
+ break;
+ }
+
+ mutex_unlock(&rdev->devlist_mtx);
+
+ return ret;
+}
+
static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
{
struct cfg80211_registered_device *rdev = info->user_ptr[0];
@@ -2348,7 +2464,7 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
} else if (wdev->preset_chan) {
params.channel = wdev->preset_chan;
params.channel_type = wdev->preset_chantype;
- } else
+ } else if (!nl80211_get_ap_channel(rdev, &params))
return -EINVAL;
if (!cfg80211_can_beacon_sec_chan(&rdev->wiphy, params.channel,
@@ -2356,8 +2472,11 @@ static int nl80211_start_ap(struct sk_buff *skb, struct genl_info *info)
return -EINVAL;
err = rdev->ops->start_ap(&rdev->wiphy, dev, &params);
- if (!err)
+ if (!err) {
+ wdev->preset_chan = params.channel;
+ wdev->preset_chantype = params.channel_type;
wdev->beacon_interval = params.beacon_interval;
+ }
return err;
}
@@ -3469,7 +3588,13 @@ static int nl80211_get_mesh_config(struct sk_buff *skb,
nla_put_u32(msg, NL80211_MESHCONF_RSSI_THRESHOLD,
cur_params.rssi_threshold) ||
nla_put_u32(msg, NL80211_MESHCONF_HT_OPMODE,
- cur_params.ht_opmode))
+ cur_params.ht_opmode) ||
+ nla_put_u32(msg, NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT,
+ cur_params.dot11MeshHWMPactivePathToRootTimeout) ||
+ nla_put_u16(msg, NL80211_MESHCONF_HWMP_ROOT_INTERVAL,
+ cur_params.dot11MeshHWMProotInterval) ||
+ nla_put_u16(msg, NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL,
+ cur_params.dot11MeshHWMPconfirmationInterval))
goto nla_put_failure;
nla_nest_end(msg, pinfoattr);
genlmsg_end(msg, hdr);
@@ -3492,7 +3617,6 @@ static const struct nla_policy nl80211_meshconf_params_policy[NL80211_MESHCONF_A
[NL80211_MESHCONF_ELEMENT_TTL] = { .type = NLA_U8 },
[NL80211_MESHCONF_AUTO_OPEN_PLINKS] = { .type = NLA_U8 },
[NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR] = { .type = NLA_U32 },
-
[NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES] = { .type = NLA_U8 },
[NL80211_MESHCONF_PATH_REFRESH_TIME] = { .type = NLA_U32 },
[NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT] = { .type = NLA_U16 },
@@ -3504,8 +3628,11 @@ static const struct nla_policy nl80211_meshconf_params_policy[NL80211_MESHCONF_A
[NL80211_MESHCONF_HWMP_RANN_INTERVAL] = { .type = NLA_U16 },
[NL80211_MESHCONF_GATE_ANNOUNCEMENTS] = { .type = NLA_U8 },
[NL80211_MESHCONF_FORWARDING] = { .type = NLA_U8 },
- [NL80211_MESHCONF_RSSI_THRESHOLD] = { .type = NLA_U32},
- [NL80211_MESHCONF_HT_OPMODE] = { .type = NLA_U16},
+ [NL80211_MESHCONF_RSSI_THRESHOLD] = { .type = NLA_U32 },
+ [NL80211_MESHCONF_HT_OPMODE] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT] = { .type = NLA_U32 },
+ [NL80211_MESHCONF_HWMP_ROOT_INTERVAL] = { .type = NLA_U16 },
+ [NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL] = { .type = NLA_U16 },
};
static const struct nla_policy
@@ -3515,7 +3642,7 @@ static const struct nla_policy
[NL80211_MESH_SETUP_ENABLE_VENDOR_METRIC] = { .type = NLA_U8 },
[NL80211_MESH_SETUP_USERSPACE_AUTH] = { .type = NLA_FLAG },
[NL80211_MESH_SETUP_IE] = { .type = NLA_BINARY,
- .len = IEEE80211_MAX_DATA_LEN },
+ .len = IEEE80211_MAX_DATA_LEN },
[NL80211_MESH_SETUP_USERSPACE_AMPE] = { .type = NLA_FLAG },
};
@@ -3548,63 +3675,82 @@ do {\
/* Fill in the params struct */
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshRetryTimeout,
- mask, NL80211_MESHCONF_RETRY_TIMEOUT, nla_get_u16);
+ mask, NL80211_MESHCONF_RETRY_TIMEOUT,
+ nla_get_u16);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshConfirmTimeout,
- mask, NL80211_MESHCONF_CONFIRM_TIMEOUT, nla_get_u16);
+ mask, NL80211_MESHCONF_CONFIRM_TIMEOUT,
+ nla_get_u16);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHoldingTimeout,
- mask, NL80211_MESHCONF_HOLDING_TIMEOUT, nla_get_u16);
+ mask, NL80211_MESHCONF_HOLDING_TIMEOUT,
+ nla_get_u16);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshMaxPeerLinks,
- mask, NL80211_MESHCONF_MAX_PEER_LINKS, nla_get_u16);
+ mask, NL80211_MESHCONF_MAX_PEER_LINKS,
+ nla_get_u16);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshMaxRetries,
- mask, NL80211_MESHCONF_MAX_RETRIES, nla_get_u8);
+ mask, NL80211_MESHCONF_MAX_RETRIES,
+ nla_get_u8);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshTTL,
- mask, NL80211_MESHCONF_TTL, nla_get_u8);
+ mask, NL80211_MESHCONF_TTL, nla_get_u8);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, element_ttl,
- mask, NL80211_MESHCONF_ELEMENT_TTL, nla_get_u8);
+ mask, NL80211_MESHCONF_ELEMENT_TTL,
+ nla_get_u8);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, auto_open_plinks,
- mask, NL80211_MESHCONF_AUTO_OPEN_PLINKS, nla_get_u8);
- FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshNbrOffsetMaxNeighbor,
- mask, NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR,
- nla_get_u32);
+ mask, NL80211_MESHCONF_AUTO_OPEN_PLINKS,
+ nla_get_u8);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshNbrOffsetMaxNeighbor, mask,
+ NL80211_MESHCONF_SYNC_OFFSET_MAX_NEIGHBOR,
+ nla_get_u32);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPmaxPREQretries,
- mask, NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES,
- nla_get_u8);
+ mask, NL80211_MESHCONF_HWMP_MAX_PREQ_RETRIES,
+ nla_get_u8);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, path_refresh_time,
- mask, NL80211_MESHCONF_PATH_REFRESH_TIME, nla_get_u32);
+ mask, NL80211_MESHCONF_PATH_REFRESH_TIME,
+ nla_get_u32);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, min_discovery_timeout,
- mask, NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT,
- nla_get_u16);
- FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPactivePathTimeout,
- mask, NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT,
- nla_get_u32);
+ mask, NL80211_MESHCONF_MIN_DISCOVERY_TIMEOUT,
+ nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPactivePathTimeout, mask,
+ NL80211_MESHCONF_HWMP_ACTIVE_PATH_TIMEOUT,
+ nla_get_u32);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPpreqMinInterval,
- mask, NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL,
- nla_get_u16);
+ mask, NL80211_MESHCONF_HWMP_PREQ_MIN_INTERVAL,
+ nla_get_u16);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPperrMinInterval,
- mask, NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL,
- nla_get_u16);
- FILL_IN_MESH_PARAM_IF_SET(tb, cfg,
- dot11MeshHWMPnetDiameterTraversalTime,
- mask, NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
- nla_get_u16);
+ mask, NL80211_MESHCONF_HWMP_PERR_MIN_INTERVAL,
+ nla_get_u16);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg,
- dot11MeshHWMPRootMode, mask,
- NL80211_MESHCONF_HWMP_ROOTMODE,
- nla_get_u8);
+ dot11MeshHWMPnetDiameterTraversalTime, mask,
+ NL80211_MESHCONF_HWMP_NET_DIAM_TRVS_TIME,
+ nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPRootMode, mask,
+ NL80211_MESHCONF_HWMP_ROOTMODE, nla_get_u8);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPRannInterval, mask,
+ NL80211_MESHCONF_HWMP_RANN_INTERVAL,
+ nla_get_u16);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg,
- dot11MeshHWMPRannInterval, mask,
- NL80211_MESHCONF_HWMP_RANN_INTERVAL,
- nla_get_u16);
- FILL_IN_MESH_PARAM_IF_SET(tb, cfg,
- dot11MeshGateAnnouncementProtocol, mask,
- NL80211_MESHCONF_GATE_ANNOUNCEMENTS,
- nla_get_u8);
+ dot11MeshGateAnnouncementProtocol, mask,
+ NL80211_MESHCONF_GATE_ANNOUNCEMENTS,
+ nla_get_u8);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshForwarding,
- mask, NL80211_MESHCONF_FORWARDING, nla_get_u8);
+ mask, NL80211_MESHCONF_FORWARDING,
+ nla_get_u8);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, rssi_threshold,
- mask, NL80211_MESHCONF_RSSI_THRESHOLD, nla_get_u32);
+ mask, NL80211_MESHCONF_RSSI_THRESHOLD,
+ nla_get_u32);
FILL_IN_MESH_PARAM_IF_SET(tb, cfg, ht_opmode,
- mask, NL80211_MESHCONF_HT_OPMODE, nla_get_u16);
+ mask, NL80211_MESHCONF_HT_OPMODE,
+ nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMPactivePathToRootTimeout,
+ mask,
+ NL80211_MESHCONF_HWMP_PATH_TO_ROOT_TIMEOUT,
+ nla_get_u32);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg, dot11MeshHWMProotInterval,
+ mask, NL80211_MESHCONF_HWMP_ROOT_INTERVAL,
+ nla_get_u16);
+ FILL_IN_MESH_PARAM_IF_SET(tb, cfg,
+ dot11MeshHWMPconfirmationInterval, mask,
+ NL80211_MESHCONF_HWMP_CONFIRMATION_INTERVAL,
+ nla_get_u16);
if (mask_out)
*mask_out = mask;
@@ -4246,7 +4392,7 @@ static int nl80211_start_sched_scan(struct sk_buff *skb,
nla_parse(tb, NL80211_SCHED_SCAN_MATCH_ATTR_MAX,
nla_data(attr), nla_len(attr),
nl80211_match_policy);
- ssid = tb[NL80211_ATTR_SCHED_SCAN_MATCH_SSID];
+ ssid = tb[NL80211_SCHED_SCAN_MATCH_ATTR_SSID];
if (ssid) {
if (nla_len(ssid) > IEEE80211_MAX_SSID_LEN) {
err = -EINVAL;
@@ -5114,21 +5260,18 @@ static int nl80211_testmode_dump(struct sk_buff *skb,
nl80211_policy);
if (err)
return err;
- if (nl80211_fam.attrbuf[NL80211_ATTR_WIPHY]) {
- phy_idx = nla_get_u32(
- nl80211_fam.attrbuf[NL80211_ATTR_WIPHY]);
- } else {
- struct net_device *netdev;
- err = get_rdev_dev_by_ifindex(sock_net(skb->sk),
- nl80211_fam.attrbuf,
- &rdev, &netdev);
- if (err)
- return err;
- dev_put(netdev);
- phy_idx = rdev->wiphy_idx;
- cfg80211_unlock_rdev(rdev);
+ mutex_lock(&cfg80211_mutex);
+ rdev = __cfg80211_rdev_from_attrs(sock_net(skb->sk),
+ nl80211_fam.attrbuf);
+ if (IS_ERR(rdev)) {
+ mutex_unlock(&cfg80211_mutex);
+ return PTR_ERR(rdev);
}
+ phy_idx = rdev->wiphy_idx;
+ rdev = NULL;
+ mutex_unlock(&cfg80211_mutex);
+
if (nl80211_fam.attrbuf[NL80211_ATTR_TESTDATA])
cb->args[1] =
(long)nl80211_fam.attrbuf[NL80211_ATTR_TESTDATA];
@@ -6511,7 +6654,7 @@ static int nl80211_pre_doit(struct genl_ops *ops, struct sk_buff *skb,
rtnl_lock();
if (ops->internal_flags & NL80211_FLAG_NEED_WIPHY) {
- rdev = cfg80211_get_dev_from_info(info);
+ rdev = cfg80211_get_dev_from_info(genl_info_net(info), info);
if (IS_ERR(rdev)) {
if (rtnl)
rtnl_unlock();
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