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b1b81f3461
git-svn-id: svn://svn.openwrt.org/openwrt/branches/backfire@23733 3c298f89-4303-0410-b956-a3cf2f4a3e73
13 lines
368 B
Diff
13 lines
368 B
Diff
--- a/drivers/net/wireless/ath/ath9k/main.c
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+++ b/drivers/net/wireless/ath/ath9k/main.c
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@@ -183,6 +183,9 @@ static void ath_update_survey_stats(stru
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struct ath_cycle_counters *cc = &common->cc_survey;
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unsigned int div = common->clockrate * 1000;
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+ if (!ah->curchan)
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+ return;
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+
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if (ah->power_mode == ATH9K_PM_AWAKE)
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ath_hw_cycle_counters_update(common);
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