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 <liping.zhang@spreadtrum.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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@ -60,7 +60,7 @@ synproxy_send_tcp(struct net *net,
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fl6.fl6_dport = nth->dest;
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security_skb_classify_flow((struct sk_buff *)skb, flowi6_to_flowi(&fl6));
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dst = ip6_route_output(net, NULL, &fl6);
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if (dst == NULL || dst->error) {
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if (dst->error) {
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dst_release(dst);
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goto free_nskb;
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}
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