linux-kernel - Re: [PATCH] xen-netback: do not report success if backend_create

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Message-ID: <20141124110308.GA322@zion.uk.xensource.com>
Date:	Mon, 24 Nov 2014 11:03:08 +0000
From:	Wei Liu <wei.liu2@...rix.com>
To:	Alexey Khoroshilov <khoroshilov@...ras.ru>
CC:	Wei Liu <wei.liu2@...rix.com>,
	Ian Campbell <ian.campbell@...rix.com>,
	<xen-devel@...ts.xenproject.org>, <netdev@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <ldv-project@...uxtesting.org>
Subject: Re: [PATCH] xen-netback: do not report success if
 backend_create_xenvif() fails

On Mon, Nov 24, 2014 at 01:58:00PM +0300, Alexey Khoroshilov wrote:
> If xenvif_alloc() or xenbus_scanf() fail in backend_create_xenvif(),
> xenbus is left in offline mode but netback_probe() reports success.
> 
> The patch implements propagation of error code for backend_create_xenvif().
> 
> Found by Linux Driver Verification project (linuxtesting.org).
> 
> Signed-off-by: Alexey Khoroshilov <khoroshilov@...ras.ru>

Acked-by: Wei Liu <wei.liu2@...rix.com>

Thanks!
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