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| author | Felix Fietkau <nbd@openwrt.org> | 2010-10-20 14:01:53 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2010-10-20 14:01:53 +0000 |
| commit | e53a3539e2582f2755b07494e82abfa7358262f6 (patch) | |
| tree | 08406a8118e7bfe006c67b3c54143e2ad7bf720d | |
| parent | b79b9292104dc38a3b5a017208f09e2bb595fbfc (diff) | |
| download | upstream-e53a3539e2582f2755b07494e82abfa7358262f6.tar.gz upstream-e53a3539e2582f2755b07494e82abfa7358262f6.tar.bz2 upstream-e53a3539e2582f2755b07494e82abfa7358262f6.zip | |
ath9k: fix a crash that happens when survey stats are accessed before the interface is brought up for the first time
SVN-Revision: 23549
| -rw-r--r-- | package/mac80211/patches/540-ath9k_fix_survey_crash.patch | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/package/mac80211/patches/540-ath9k_fix_survey_crash.patch b/package/mac80211/patches/540-ath9k_fix_survey_crash.patch new file mode 100644 index 0000000000..b627f8f4a8 --- /dev/null +++ b/package/mac80211/patches/540-ath9k_fix_survey_crash.patch @@ -0,0 +1,12 @@ +--- a/drivers/net/wireless/ath/ath9k/main.c ++++ b/drivers/net/wireless/ath/ath9k/main.c +@@ -183,6 +183,9 @@ static void ath_update_survey_stats(stru + struct ath_cycle_counters *cc = &common->cc_survey; + unsigned int div = common->clockrate * 1000; + ++ if (!ah->curchan) ++ return; ++ + if (ah->power_mode == ATH9K_PM_AWAKE) + ath_hw_cycle_counters_update(common); + |