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authorArik Nemtsov <arik@wizery.com>2014-11-09 18:50:18 +0200
committerJohannes Berg <johannes.berg@intel.com>2014-11-19 18:45:16 +0100
commit53837584438f8899e061ada4663ae1d09b49b96a (patch)
treec8792fcd2efa35f8e9e7bc7db0913990f5a50f02 /net/mac80211
parent1057d35ede5dbf7ed7842357564fb42c9b54ba50 (diff)
downloadop-kernel-dev-53837584438f8899e061ada4663ae1d09b49b96a.zip
op-kernel-dev-53837584438f8899e061ada4663ae1d09b49b96a.tar.gz
mac80211: add parsing of TDLS specific IEs
These are used in TDLS channel switching code. Signed-off-by: Arik Nemtsov <arikx.nemtsov@intel.com> Signed-off-by: Arik Nemtsov <arik@wizery.com> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/ieee80211_i.h2
-rw-r--r--net/mac80211/util.c16
2 files changed, 18 insertions, 0 deletions
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 4b3a7e7..e786ab6 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1400,6 +1400,8 @@ struct ieee802_11_elems {
size_t total_len;
/* pointers to IEs */
+ const struct ieee80211_tdls_lnkie *lnk_id;
+ const struct ieee80211_ch_switch_timing *ch_sw_timing;
const u8 *ext_capab;
const u8 *ssid;
const u8 *supp_rates;
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 3ca0c2e..9e5bfd6 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -832,6 +832,8 @@ u32 ieee802_11_parse_elems_crc(const u8 *start, size_t len, bool action,
case WLAN_EID_WIDE_BW_CHANNEL_SWITCH:
case WLAN_EID_CHAN_SWITCH_PARAM:
case WLAN_EID_EXT_CAPABILITY:
+ case WLAN_EID_CHAN_SWITCH_TIMING:
+ case WLAN_EID_LINK_ID:
/*
* not listing WLAN_EID_CHANNEL_SWITCH_WRAPPER -- it seems possible
* that if the content gets bigger it might be needed more than once
@@ -851,6 +853,20 @@ u32 ieee802_11_parse_elems_crc(const u8 *start, size_t len, bool action,
elem_parse_failed = false;
switch (id) {
+ case WLAN_EID_LINK_ID:
+ if (elen + 2 != sizeof(struct ieee80211_tdls_lnkie)) {
+ elem_parse_failed = true;
+ break;
+ }
+ elems->lnk_id = (void *)(pos - 2);
+ break;
+ case WLAN_EID_CHAN_SWITCH_TIMING:
+ if (elen != sizeof(struct ieee80211_ch_switch_timing)) {
+ elem_parse_failed = true;
+ break;
+ }
+ elems->ch_sw_timing = (void *)pos;
+ break;
case WLAN_EID_EXT_CAPABILITY:
elems->ext_capab = pos;
elems->ext_capab_len = elen;
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