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-rw-r--r--net/mac80211/util.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 74058020b7d6..08af2b307945 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -288,10 +288,13 @@ static void __ieee80211_wake_queue(struct ieee80211_hw *hw, int queue,
if (!test_bit(reason, &local->queue_stop_reasons[queue]))
return;
- if (!refcounted)
+ if (!refcounted) {
local->q_stop_reasons[queue][reason] = 0;
- else
+ } else {
local->q_stop_reasons[queue][reason]--;
+ if (WARN_ON(local->q_stop_reasons[queue][reason] < 0))
+ local->q_stop_reasons[queue][reason] = 0;
+ }
if (local->q_stop_reasons[queue][reason] == 0)
__clear_bit(reason, &local->queue_stop_reasons[queue]);