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-rw-r--r--net/mac80211/tx.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index fa8d38eb9236..91461c415525 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1449,7 +1449,9 @@ int ieee80211_txq_setup_flows(struct ieee80211_local *local)
local->cvars = kcalloc(fq->flows_cnt, sizeof(local->cvars[0]),
GFP_KERNEL);
if (!local->cvars) {
+ spin_lock_bh(&fq->lock);
fq_reset(fq, fq_skb_free_func);
+ spin_unlock_bh(&fq->lock);
return -ENOMEM;
}
@@ -1469,7 +1471,9 @@ void ieee80211_txq_teardown_flows(struct ieee80211_local *local)
kfree(local->cvars);
local->cvars = NULL;
+ spin_lock_bh(&fq->lock);
fq_reset(fq, fq_skb_free_func);
+ spin_unlock_bh(&fq->lock);
}
struct sk_buff *ieee80211_tx_dequeue(struct ieee80211_hw *hw,