From d2b484b577776f3c6f4d52505b27bad27ea1fe00 Mon Sep 17 00:00:00 2001 From: Liping Zhang Date: Fri, 22 Apr 2016 02:56:57 -0700 Subject: [PATCH] netfilter: ip6t_SYNPROXY: unnecessary to check whether ip6_route_output returns NULL ip6_route_output() will never return a NULL pointer, so there's no need to check it. Signed-off-by: Liping Zhang Signed-off-by: Pablo Neira Ayuso --- net/ipv6/netfilter/ip6t_SYNPROXY.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/ipv6/netfilter/ip6t_SYNPROXY.c b/net/ipv6/netfilter/ip6t_SYNPROXY.c index 5d778dd..06bed74 100644 --- a/net/ipv6/netfilter/ip6t_SYNPROXY.c +++ b/net/ipv6/netfilter/ip6t_SYNPROXY.c @@ -60,7 +60,7 @@ synproxy_send_tcp(struct net *net, fl6.fl6_dport = nth->dest; security_skb_classify_flow((struct sk_buff *)skb, flowi6_to_flowi(&fl6)); dst = ip6_route_output(net, NULL, &fl6); - if (dst == NULL || dst->error) { + if (dst->error) { dst_release(dst); goto free_nskb; } -- 2.7.4