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authorArik Nemtsov <arik@wizery.com>2014-11-09 17:50:15 +0100
committerJohannes Berg <johannes.berg@intel.com>2014-11-19 18:45:04 +0100
commit9041c1fa5722250025be9a7450622c9108088c5a (patch)
tree0771cbcc4518a708ac58aec7388c06eb926bba39 /net/mac80211/util.c
parentcfg/mac80211: define TDLS channel switch feature bit (diff)
downloadlinux-9041c1fa5722250025be9a7450622c9108088c5a.tar.xz
linux-9041c1fa5722250025be9a7450622c9108088c5a.zip
mac80211: track AP and peer STA TDLS chan-switch support
The AP or peer can prohibit TDLS channel switch via a bit in the extended capabilities IE. Parse the IE and track this bit. Set an appropriate STA flag if both the AP and peer STA support TDLS channel-switching. Add the new STA flag and the missing TDLS_INITIATOR to debugfs. 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/util.c')
-rw-r--r--net/mac80211/util.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index f9319a5dca64..3ca0c2e725ff 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -831,6 +831,7 @@ u32 ieee802_11_parse_elems_crc(const u8 *start, size_t len, bool action,
case WLAN_EID_SECONDARY_CHANNEL_OFFSET:
case WLAN_EID_WIDE_BW_CHANNEL_SWITCH:
case WLAN_EID_CHAN_SWITCH_PARAM:
+ case WLAN_EID_EXT_CAPABILITY:
/*
* not listing WLAN_EID_CHANNEL_SWITCH_WRAPPER -- it seems possible
* that if the content gets bigger it might be needed more than once
@@ -850,6 +851,10 @@ u32 ieee802_11_parse_elems_crc(const u8 *start, size_t len, bool action,
elem_parse_failed = false;
switch (id) {
+ case WLAN_EID_EXT_CAPABILITY:
+ elems->ext_capab = pos;
+ elems->ext_capab_len = elen;
+ break;
case WLAN_EID_SSID:
elems->ssid = pos;
elems->ssid_len = elen;