linux-kernel - Re: [PATCH 4/9] s390: use free_netdev(netdev) instead of kfree()

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Message-Id: <20100926.185615.212684376.davem@davemloft.net>
Date:	Sun, 26 Sep 2010 18:56:15 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	segooon@...il.com
Cc:	kernel-janitors@...r.kernel.org, ursula.braun@...ibm.com,
	blaschka@...ux.vnet.ibm.com, linux390@...ibm.com,
	schwidefsky@...ibm.com, heiko.carstens@...ibm.com, julia@...u.dk,
	linux-s390@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 4/9] s390: use free_netdev(netdev) instead of kfree()

From: Vasiliy Kulikov <segooon@...il.com>
Date: Sun, 26 Sep 2010 13:58:09 +0400

> Freeing netdev without free_netdev() leads to net, tx leaks.
> I might lead to dereferencing freed pointer.
> 
> The semantic match that finds this problem is as follows:
> (http://coccinelle.lip6.fr/)
> 
> @@
> struct net_device* dev;
> @@
> 
> -kfree(dev)
> +free_netdev(dev)

Applied.
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