mirror of
https://github.com/openwrt/openwrt.git
synced 2024-12-26 08:51:13 +00:00
35 lines
1.1 KiB
Diff
35 lines
1.1 KiB
Diff
From: Felix Fietkau <nbd@openwrt.org>
|
|
Date: Fri, 21 Nov 2014 23:27:33 +0100
|
|
Subject: [PATCH] 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>
|
|
---
|
|
|
|
--- a/net/mac80211/rate.c
|
|
+++ b/net/mac80211/rate.c
|
|
@@ -446,7 +446,8 @@ static void rate_fixup_ratelist(struct i
|
|
*
|
|
* 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;
|
|
|
|
--- a/net/mac80211/tx.c
|
|
+++ b/net/mac80211/tx.c
|
|
@@ -60,7 +60,7 @@ static __le16 ieee80211_duration(struct
|
|
rcu_read_unlock();
|
|
|
|
/* assume HW handles this */
|
|
- if (tx->rate.flags & IEEE80211_TX_RC_MCS)
|
|
+ if (tx->rate.flags & (IEEE80211_TX_RC_MCS | IEEE80211_TX_RC_VHT_MCS))
|
|
return 0;
|
|
|
|
/* uh huh? */
|