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authorJohannes Berg <johannes.berg@intel.com>2015-04-22 14:40:58 +0200
committerJohannes Berg <johannes.berg@intel.com>2015-04-24 11:14:13 +0200
commitdf1404650ccbfeb76a84f301f22316be0d00a864 (patch)
tree3c866bf75c99dd402b4e152bdeefaa209f38eb8d /drivers/staging
parentebd82b39bf11b38b0b50919c8d4386706b26bff7 (diff)
downloadop-kernel-dev-df1404650ccbfeb76a84f301f22316be0d00a864.zip
op-kernel-dev-df1404650ccbfeb76a84f301f22316be0d00a864.tar.gz
mac80211: remove support for IFF_PROMISC
This support is essentially useless as typically networks are encrypted, frames will be filtered by hardware, and rate scaling will be done with the intended recipient in mind. For real monitoring of the network, the monitor mode support should be used instead. Removing it removes a lot of corner cases. Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'drivers/staging')
-rw-r--r--drivers/staging/vt6655/device_main.c11
-rw-r--r--drivers/staging/vt6656/main_usb.c11
2 files changed, 2 insertions, 20 deletions
diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c
index 4bb4f8e..6b2f813 100644
--- a/drivers/staging/vt6655/device_main.c
+++ b/drivers/staging/vt6655/device_main.c
@@ -1516,21 +1516,12 @@ static void vnt_configure(struct ieee80211_hw *hw,
struct vnt_private *priv = hw->priv;
u8 rx_mode = 0;
- *total_flags &= FIF_ALLMULTI | FIF_OTHER_BSS | FIF_PROMISC_IN_BSS |
- FIF_BCN_PRBRESP_PROMISC;
+ *total_flags &= FIF_ALLMULTI | FIF_OTHER_BSS | FIF_BCN_PRBRESP_PROMISC;
VNSvInPortB(priv->PortOffset + MAC_REG_RCR, &rx_mode);
dev_dbg(&priv->pcid->dev, "rx mode in = %x\n", rx_mode);
- if (changed_flags & FIF_PROMISC_IN_BSS) {
- /* unconditionally log net taps */
- if (*total_flags & FIF_PROMISC_IN_BSS)
- rx_mode |= RCR_UNICAST;
- else
- rx_mode &= ~RCR_UNICAST;
- }
-
if (changed_flags & FIF_ALLMULTI) {
if (*total_flags & FIF_ALLMULTI) {
unsigned long flags;
diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
index ab3ab84..0d97b64 100644
--- a/drivers/staging/vt6656/main_usb.c
+++ b/drivers/staging/vt6656/main_usb.c
@@ -785,8 +785,7 @@ static void vnt_configure(struct ieee80211_hw *hw,
u8 rx_mode = 0;
int rc;
- *total_flags &= FIF_ALLMULTI | FIF_OTHER_BSS | FIF_PROMISC_IN_BSS |
- FIF_BCN_PRBRESP_PROMISC;
+ *total_flags &= FIF_ALLMULTI | FIF_OTHER_BSS | FIF_BCN_PRBRESP_PROMISC;
rc = vnt_control_in(priv, MESSAGE_TYPE_READ, MAC_REG_RCR,
MESSAGE_REQUEST_MACREG, sizeof(u8), &rx_mode);
@@ -796,14 +795,6 @@ static void vnt_configure(struct ieee80211_hw *hw,
dev_dbg(&priv->usb->dev, "rx mode in = %x\n", rx_mode);
- if (changed_flags & FIF_PROMISC_IN_BSS) {
- /* unconditionally log net taps */
- if (*total_flags & FIF_PROMISC_IN_BSS)
- rx_mode |= RCR_UNICAST;
- else
- rx_mode &= ~RCR_UNICAST;
- }
-
if (changed_flags & FIF_ALLMULTI) {
if (*total_flags & FIF_ALLMULTI) {
if (priv->mc_list_count > 2)
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