netdev - Re: [PATCH] netback: don't store invalid vif pointer

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Message-ID: <1418126905.14361.30.camel@eu.citrix.com>
Date:	Tue, 9 Dec 2014 12:08:25 +0000
From:	Ian Campbell <Ian.Campbell@...citrix.com>
To:	Jan Beulich <JBeulich@...e.com>
CC:	Wei Liu <wei.liu2@...rix.com>,
	xen-devel <xen-devel@...ts.xenproject.org>,
	<netdev@...r.kernel.org>
Subject: Re: [PATCH] netback: don't store invalid vif pointer

On Tue, 2014-12-09 at 11:47 +0000, Jan Beulich wrote:
> When xenvif_alloc() fails, it returns a non-NULL error indicator. To
> avoid eventual races, we shouldn't store that into struct backend_info
> as readers of it only check for NULL.
> 
> Signed-off-by: Jan Beulich <jbeulich@...e.com>

Acked-by: Ian Campbell <ian.campbell@...rix.com>

Thanks.


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