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netfilter: ipv6: unnecessary to check whether ip6_route_output() returns NULL 

ip6_route_output() never returns NULL, so it is not appropriate to
check if the return value is NULL.

Signed-off-by: Haishuang Yan <yanhaishuang@cmss.chinamobile.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Haishuang Yan 2016-04-03 22:03:33 +08:00 committed by Pablo Neira Ayuso
parent 8fef24ca90
commit 85f1e7c29a
1 changed files with 1 additions and 1 deletions
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2
net/ipv6/netfilter/nf_reject_ipv6.c
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@ -158,7 +158,7 @@ void nf_send_reset6(struct net *net, struct sk_buff *oldskb, int hook)
fl6.fl6_dport = otcph->source;
security_skb_classify_flow(oldskb, flowi6_to_flowi(&fl6));
dst = ip6_route_output(net, NULL, &fl6);
if (dst == NULL || dst->error) {
if (dst->error) {
dst_release(dst);
return;
}