diff options
Diffstat (limited to 'net/mac80211')
-rw-r--r-- | net/mac80211/tx.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 83147385c200..49d35936cc9d 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -4670,6 +4670,7 @@ static int ieee80211_beacon_protect(struct sk_buff *skb, { ieee80211_tx_result res; struct ieee80211_tx_data tx; + struct sk_buff *check_skb; memset(&tx, 0, sizeof(tx)); tx.key = rcu_dereference(sdata->default_beacon_key); @@ -4680,8 +4681,11 @@ static int ieee80211_beacon_protect(struct sk_buff *skb, __skb_queue_head_init(&tx.skbs); __skb_queue_tail(&tx.skbs, skb); res = ieee80211_tx_h_encrypt(&tx); + check_skb = __skb_dequeue(&tx.skbs); + /* we may crash after this, but it'd be a bug in crypto */ + WARN_ON(check_skb != skb); if (WARN_ON_ONCE(res != TX_CONTINUE)) - return -1; + return -EINVAL; return 0; } |