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authorArik Nemtsov <arik@wizery.com>2014-11-09 17:50:18 +0100
committerJohannes Berg <johannes.berg@intel.com>2014-11-19 18:45:16 +0100
commit53837584438f8899e061ada4663ae1d09b49b96a (patch)
treec8792fcd2efa35f8e9e7bc7db0913990f5a50f02 /net/mac80211/util.c
parentcfg80211: introduce TDLS channel switch commands (diff)
downloadlinux-53837584438f8899e061ada4663ae1d09b49b96a.tar.xz
linux-53837584438f8899e061ada4663ae1d09b49b96a.zip
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/util.c')
-rw-r--r--net/mac80211/util.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 3ca0c2e725ff..9e5bfd614856 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;