[NETLINK]: Fix infinite loops in synchronous netlink changes.

The qlen should continue to decrement, even if we
pop partially processed SKBs back onto the receive queue.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/decnet/netfilter/dn_rtmsg.c b/net/decnet/netfilter/dn_rtmsg.c
index 101ddef9ba9a..284a9998e53d 100644
--- a/net/decnet/netfilter/dn_rtmsg.c
+++ b/net/decnet/netfilter/dn_rtmsg.c
@@ -121,7 +121,7 @@ static void dnrmg_receive_user_sk(struct sock *sk, int len)
         struct sk_buff *skb;
         unsigned int qlen = skb_queue_len(&sk->sk_receive_queue);
 
-        while (qlen-- && (skb = skb_dequeue(&sk->sk_receive_queue))) {
+        for (; qlen && (skb = skb_dequeue(&sk->sk_receive_queue)); qlen--) {
                 dnrmg_receive_user_skb(skb);
                 kfree_skb(skb);
         }