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authorFelix Fietkau <nbd@openwrt.org>2014-11-21 23:29:14 +0100
committerJohannes Berg <johannes.berg@intel.com>2014-11-28 14:24:23 +0100
commit336004e29115e47253f7e7d007df9e1f9e73dcdd (patch)
treed5b716a03ef225bb985154525fb6b5a2a1949832 /net/mac80211/rate.c
parentcfg80211: make WEXT compatibility unselectable (diff)
downloadlinux-336004e29115e47253f7e7d007df9e1f9e73dcdd.tar.xz
linux-336004e29115e47253f7e7d007df9e1f9e73dcdd.zip
mac80211: add more missing checks for VHT tx rates
Fixes a crash on attempting to calculate the frame duration for a VHT packet (which needs to be handled by hw/driver instead). Reported-by: Jouni Malinen <j@w1.fi> Signed-off-by: Felix Fietkau <nbd@openwrt.org> Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/rate.c')
-rw-r--r--net/mac80211/rate.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c
index 08ab7d6d1517..d53355b011f5 100644
--- a/net/mac80211/rate.c
+++ b/net/mac80211/rate.c
@@ -446,7 +446,8 @@ static void rate_fixup_ratelist(struct ieee80211_vif *vif,
*
* XXX: Should this check all retry rates?
*/
- if (!(rates[0].flags & IEEE80211_TX_RC_MCS)) {
+ if (!(rates[0].flags &
+ (IEEE80211_TX_RC_MCS | IEEE80211_TX_RC_VHT_MCS))) {
u32 basic_rates = vif->bss_conf.basic_rates;
s8 baserate = basic_rates ? ffs(basic_rates) - 1 : 0;