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[NET]: Fix comparisons of unsigned < 0.

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Recent gcc versions emit warnings when unsigned variables are
compared < 0 or >= 0.

Signed-off-by: Bill Nottingham <notting@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Bill Nottingham
2007-05-31 21:33:35 -07:00
committed by David S. Miller
parent 60468d5b5b
commit 75202e7689
8 changed files with 7 additions and 19 deletions
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3
net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c
View File

@@ -177,8 +177,7 @@ static unsigned int ipv6_confirm(unsigned int hooknum,
protoff = nf_ct_ipv6_skip_exthdr(*pskb, extoff, &pnum,
(*pskb)->len - extoff);
if (protoff < 0 || protoff > (*pskb)->len ||
pnum == NEXTHDR_FRAGMENT) {
if (protoff > (*pskb)->len || pnum == NEXTHDR_FRAGMENT) {
DEBUGP("proto header not found\n");
return NF_ACCEPT;
}

3
net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c
View File

@@ -168,8 +168,7 @@ icmpv6_error_message(struct sk_buff *skb,
skb->len - inip6off
- sizeof(struct ipv6hdr));
if ((inprotoff < 0) || (inprotoff > skb->len) ||
(inprotonum == NEXTHDR_FRAGMENT)) {
if ((inprotoff > skb->len) || (inprotonum == NEXTHDR_FRAGMENT)) {
DEBUGP("icmpv6_error: Can't get protocol header in ICMPv6 payload.\n");
return -NF_ACCEPT;
}