netfilter: nf_conntrack_ipv6: fix comment for packets without data

Remove ambiguity of double negation.

Signed-off-by: Florent Fourcot <florent.fourcot@enst-bretagne.fr>
Acked-by: Rick Jones <rick.jones2@hp.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Florent Fourcot 2012-12-14 00:53:33 +00:00 committed by Pablo Neira Ayuso
parent c65ef8dc7b
commit d7a769ff0e

View File

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