From: Pablo Neira Ayuso <[email protected]>
commit 94945ad2b330207cded0fd8d4abebde43a776dfb upstream.
net/netfilter/nf_conntrack_core.c: In function nf_confirm_cthelper:
net/netfilter/nf_conntrack_core.c:2117:15: warning: comparison of unsigned
expression in < 0 is always false [-Wtype-limits]
2117 | if (protoff < 0 || (frag_off & htons(~0x7)) != 0)
| ^
ipv6_skip_exthdr() returns a signed integer.
Reported-by: Colin Ian King <[email protected]>
Fixes: 703acd70f249 ("netfilter: nfnetlink_cthelper: unbreak userspace helper
support")
Signed-off-by: Pablo Neira Ayuso <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
net/netfilter/nf_conntrack_core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -2090,7 +2090,7 @@ static int nf_confirm_cthelper(struct sk
{
const struct nf_conntrack_helper *helper;
const struct nf_conn_help *help;
- unsigned int protoff;
+ int protoff;
help = nfct_help(ct);
if (!help)
