From: Roel Kluin <12o3l@tiscali.nl>
Date: Tue, 29 Apr 2008 10:15:10 +0000 (-0700)
Subject: netfilter: xt_TCPOPTSTRIP: signed tcphoff for ipv6_skip_exthdr() retval
X-Git-Tag: v2.6.26-rc1~104^2~16
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=be8d0d7903af85d396449b34366e7f5b0c9cc58b;p=linux-2.6-omap-h63xx.git

netfilter: xt_TCPOPTSTRIP: signed tcphoff for ipv6_skip_exthdr() retval

if tcphoff remains unsigned, a negative ipv6_skip_exthdr() return value will
go unnoticed,

Signed-off-by: Roel Kluin <12o3l@tiscali.nl>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/net/netfilter/xt_TCPOPTSTRIP.c b/net/netfilter/xt_TCPOPTSTRIP.c
index 3b2aa56833b..9685b6fcbc8 100644
--- a/net/netfilter/xt_TCPOPTSTRIP.c
+++ b/net/netfilter/xt_TCPOPTSTRIP.c
@@ -90,7 +90,7 @@ tcpoptstrip_tg6(struct sk_buff *skb, const struct net_device *in,
 		const struct xt_target *target, const void *targinfo)
 {
 	struct ipv6hdr *ipv6h = ipv6_hdr(skb);
-	unsigned int tcphoff;
+	int tcphoff;
 	u_int8_t nexthdr;
 
 	nexthdr = ipv6h->nexthdr;