netdev - [PATCH 1/1] ipv6: ipv6_find_hdr restore prev functionality

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Message-Id: <1393325651-11236-1-git-send-email-hans@schillstrom.com>
Date:	Tue, 25 Feb 2014 11:54:11 +0100
From:	Hans Schillstrom <hans@...illstrom.com>
To:	netdev@...r.kernel.org, davem@...emloft.net, ja@....bg,
	aatteka@...ira.com, kaber@...sh.net, ard@...egraafnet.nl
Cc:	Hans Schillstrom <hans@...illstrom.com>
Subject: [PATCH 1/1] ipv6: ipv6_find_hdr restore prev functionality

The commit 9195bb8e381d81d5a315f911904cdf0cfcc919b8
broke ipv6_find_hdr() for ipvs and possible also nft_exthdr_eval()
This patch simple exit if specified header is found.

Signed-off-by: Hans Schillstrom <hans@...illstrom.com>
---
 net/ipv6/exthdrs_core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/ipv6/exthdrs_core.c b/net/ipv6/exthdrs_core.c
index 140748d..8af3eb5 100644
--- a/net/ipv6/exthdrs_core.c
+++ b/net/ipv6/exthdrs_core.c
@@ -212,7 +212,7 @@ int ipv6_find_hdr(const struct sk_buff *skb, unsigned int *offset,
 		found = (nexthdr == target);
 
 		if ((!ipv6_ext_hdr(nexthdr)) || nexthdr == NEXTHDR_NONE) {
-			if (target < 0)
+			if (target < 0 || found)
 				break;
 			return -ENOENT;
 		}
-- 
1.7.11.7

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