Merge remote-tracking branch 'asoc/topic/max98088' into asoc-next

[cascardo/linux.git] / include / net / tcp.h

diff --git a/include/net/tcp.h b/include/net/tcp.h
index 23f2e98..cf0694d 100644 (file)
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1045,6 +1045,10 @@ static inline bool tcp_prequeue(struct sock *sk, struct sk_buff *skb)
        if (sysctl_tcp_low_latency || !tp->ucopy.task)
                return false;
 
+       if (skb->len <= tcp_hdrlen(skb) &&
+           skb_queue_len(&tp->ucopy.prequeue) == 0)
+               return false;
+
        __skb_queue_tail(&tp->ucopy.prequeue, skb);
        tp->ucopy.memory += skb->truesize;
        if (tp->ucopy.memory > sk->sk_rcvbuf) {