netfilter: nf_conntrack_ipv6: fix comment for packets without data (d7a769ff) · Commits · 戴 / test

Remove ambiguity of double negation. Signed-off-by:

net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c

+2 −2

Original line number	Diff line number	Diff line
		@@ -81,8 +81,8 @@ static int ipv6_get_l4proto(const struct sk_buff *skb, unsigned int nhoff,
		}
		protoff = ipv6_skip_exthdr(skb, extoff, &nexthdr, &frag_off);
		/*
		* (protoff == skb->len) mean that the packet doesn't have no data
		* except of IPv6 & ext headers. but it's tracked anyway. - YK
		* (protoff == skb->len) means the packet has not data, just
		* IPv6 and possibly extensions headers, but it is tracked anyway
		*/
		if (protoff < 0 \|\| (frag_off & htons(~0x7)) != 0) {
		pr_debug("ip6_conntrack_core: can't find proto in pkt\n");