netdev - inet: Replace left-over references to inet->cork

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Message-ID: <20110302061517.GA17891@gondor.apana.org.au>
Date:	Wed, 2 Mar 2011 14:15:17 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	David Miller <davem@...emloft.net>, rick.jones2@...com,
	therbert@...gle.com, wsommerfeld@...gle.com,
	daniel.baluta@...il.com, netdev@...r.kernel.org,
	Thomas Graf <tgraf@...radead.org>
Subject: inet: Replace left-over references to inet->cork

On Tue, Mar 01, 2011 at 08:36:47PM +0800, Herbert Xu wrote:
> inet: Remove explicit write references to sk/inet in ip_append_data

Just found a couple of spots where inet->cork was still used
instead of just cork.

inet: Replace left-over references to inet->cork

The patch to replace inet->cork with cork left out two spots in
__ip_append_data that can result in bogus packet construction.

Signed-off-by: Herbert Xu <herbert@...dor.apana.org.au>

diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 460308c..3e8637c 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -789,7 +789,7 @@ static int __ip_append_data(struct sock *sk, struct sk_buff_head *queue,
 	struct inet_sock *inet = inet_sk(sk);
 	struct sk_buff *skb;
 
-	struct ip_options *opt = inet->cork.opt;
+	struct ip_options *opt = cork->opt;
 	int hh_len;
 	int exthdrlen;
 	int mtu;
@@ -803,7 +803,7 @@ static int __ip_append_data(struct sock *sk, struct sk_buff_head *queue,
 	exthdrlen = transhdrlen ? rt->dst.header_len : 0;
 	length += exthdrlen;
 	transhdrlen += exthdrlen;
-	mtu = inet->cork.fragsize;
+	mtu = cork->fragsize;
 
 	hh_len = LL_RESERVED_SPACE(rt->dst.dev);

Thanks,
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
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