netdev - [PATCH] ipv6: remove unneeded check to pskb_may_pull in ipip6

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Date:	Fri, 18 Jan 2013 20:18:17 +0100
From:	Hannes Frederic Sowa <hannes@...essinduktion.org>
To:	netdev@...r.kernel.org
Subject: [PATCH] ipv6: remove unneeded check to pskb_may_pull in ipip6_rcv

This is already checked by the caller (tunnel64_rcv) and brings ipip6_rcv
in line with ipip_rcv.

Signed-off-by: Hannes Frederic Sowa <hannes@...essinduktion.org>
---
 net/ipv6/sit.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index cfba99b..98fe536 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -592,15 +592,10 @@ out:
 
 static int ipip6_rcv(struct sk_buff *skb)
 {
-	const struct iphdr *iph;
+	const struct iphdr *iph = ip_hdr(skb);
 	struct ip_tunnel *tunnel;
 	int err;
 
-	if (!pskb_may_pull(skb, sizeof(struct ipv6hdr)))
-		goto out;
-
-	iph = ip_hdr(skb);
-
 	tunnel = ipip6_tunnel_lookup(dev_net(skb->dev), skb->dev,
 				     iph->saddr, iph->daddr);
 	if (tunnel != NULL) {
-- 
1.7.11.7

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html