X-Git-Url: https://nv-tegra.nvidia.com/r/gitweb?p=linux-3.10.git;a=blobdiff_plain;f=net%2Fipv4%2Fnetfilter%2Fip_queue.c;h=e5746b674413464f6919d3b8880c30dc18feea42;hp=9e40dffc204f3438e0dbabc1ed89be0031f13449;hb=2a0a6ebee1d68552152ae8d4aeda91d806995dec;hpb=96c36023434b7b6824b1da72a6b7b1ca61d7310c

diff --git a/net/ipv4/netfilter/ip_queue.c b/net/ipv4/netfilter/ip_queue.c
index 9e40dffc204..e5746b67441 100644
--- a/net/ipv4/netfilter/ip_queue.c
+++ b/net/ipv4/netfilter/ip_queue.c
@@ -546,20 +546,18 @@ ipq_rcv_skb(struct sk_buff *skb)
 static void
 ipq_rcv_sk(struct sock *sk, int len)
 {
-	do {
-		struct sk_buff *skb;
+	struct sk_buff *skb;
+	unsigned int qlen;
 
-		if (down_trylock(&ipqnl_sem))
-			return;
+	down(&ipqnl_sem);
 			
-		while ((skb = skb_dequeue(&sk->sk_receive_queue)) != NULL) {
-			ipq_rcv_skb(skb);
-			kfree_skb(skb);
-		}
+	for (qlen = skb_queue_len(&sk->sk_receive_queue); qlen; qlen--) {
+		skb = skb_dequeue(&sk->sk_receive_queue);
+		ipq_rcv_skb(skb);
+		kfree_skb(skb);
+	}
 		
-		up(&ipqnl_sem);
-
-	} while (ipqnl && ipqnl->sk_receive_queue.qlen);
+	up(&ipqnl_sem);
 }
 
 static int