netdev - Re: [PATCH -next] genetlink: fix possible memory leak in genl_family_rcv

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Message-Id: <20130426.232608.1636389400751636869.davem@davemloft.net>
Date:	Fri, 26 Apr 2013 23:26:08 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	weiyj.lk@...il.com
Cc:	pablo@...filter.org, shemminger@...tta.com, ebiederm@...ssion.com,
	bhutchings@...arflare.com, pshelar@...ira.com,
	yongjun_wei@...ndmicro.com.cn, netdev@...r.kernel.org
Subject: Re: [PATCH -next] genetlink: fix possible memory leak in
 genl_family_rcv_msg()

From: Wei Yongjun <weiyj.lk@...il.com>
Date: Sat, 27 Apr 2013 09:34:16 +0800

> From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
> 
> 'attrbuf' is malloced in genl_family_rcv_msg() when family->maxattr &&
> family->parallel_ops, thus should be freed before leaving from the error
> handling cases, otherwise it will cause memory leak.
> 
> Introduced by commit def3117493eafd9dfa1f809d861e0031b2cc8a07
> (genl: Allow concurrent genl callbacks.)
> 
> Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>

Applied, thanks.
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