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authorFelix Fietkau <nbd@openwrt.org>2013-07-15 12:35:23 +0000
committerFelix Fietkau <nbd@openwrt.org>2013-07-15 12:35:23 +0000
commita5e70c13f8a7652abe052c44fb676c2f3087f0f5 (patch)
treed279b513a5f0868d641c79c280f6b02b21277fa9 /package
parent93cb862260ffc77ce73630ae26b952e9d44efcc2 (diff)
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mac80211: fix a crash in legacy minstrel when no STA exists
Signed-off-by: Felix Fietkau <nbd@openwrt.org> SVN-Revision: 37342
Diffstat (limited to 'package')
-rw-r--r--package/kernel/mac80211/patches/300-pending_work.patch19
1 files changed, 19 insertions, 0 deletions
diff --git a/package/kernel/mac80211/patches/300-pending_work.patch b/package/kernel/mac80211/patches/300-pending_work.patch
index b35f5c6036..c5a61bb7d5 100644
--- a/package/kernel/mac80211/patches/300-pending_work.patch
+++ b/package/kernel/mac80211/patches/300-pending_work.patch
@@ -779,3 +779,22 @@
}
static int cfg80211_sme_connect(struct wireless_dev *wdev,
+--- a/net/mac80211/rc80211_minstrel.c
++++ b/net/mac80211/rc80211_minstrel.c
+@@ -290,7 +290,7 @@ minstrel_get_rate(void *priv, struct iee
+ struct minstrel_rate *msr, *mr;
+ unsigned int ndx;
+ bool mrr_capable;
+- bool prev_sample = mi->prev_sample;
++ bool prev_sample;
+ int delta;
+ int sampling_ratio;
+
+@@ -314,6 +314,7 @@ minstrel_get_rate(void *priv, struct iee
+ (mi->sample_count + mi->sample_deferred / 2);
+
+ /* delta < 0: no sampling required */
++ prev_sample = mi->prev_sample;
+ mi->prev_sample = false;
+ if (delta < 0 || (!mrr_capable && prev_sample))
+ return;