linux-kernel - Re: [PATCH 1/1 v2] xen: xenbus: set error code on failure

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Message-ID: <e34e8d5d-2771-7768-4f31-d3a126810086@suse.com>
Date:   Thu, 8 Dec 2016 07:58:07 +0100
From:   Juergen Gross <jgross@...e.com>
To:     Pan Bian <bianpan2016@....com>,
        David Vrabel <david.vrabel@...rix.com>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        xen-devel@...ts.xenproject.org
Cc:     linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/1 v2] xen: xenbus: set error code on failure

On 05/12/16 09:22, Pan Bian wrote:
> Variable err is initialized with 0. As a result, the return value may 
> be 0 even if get_zeroed_page() fails to allocate memory. This patch fixes
> the bug, initializing err with "-ENOMEM".
> 
> v1 is reviewed by: Juergen Gross <jgross@...e.com>
> 
> Signed-off-by: Pan Bian <bianpan2016@....com>

Commited to xen/tip.git for-linus-4.10


Juergen