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Date: Sun, 05 Apr 2015 19:03:15 -0700
From: "santosh.shilimkar@oracle.com" <santosh.shilimkar@oracle.com>
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To: Julia Lawall <Julia.Lawall@lip6.fr>,
        Santosh Shilimkar <ssantosh@kernel.org>
CC: kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 14/16] soc: ti: knav_qmss_queue: fix error return code
References: <1428235596-4757-1-git-send-email-Julia.Lawall@lip6.fr> <1428235596-4757-15-git-send-email-Julia.Lawall@lip6.fr>
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On 4/5/15 5:06 AM, Julia Lawall wrote:
> Return a negative error code on failure.
>
> A simplified version of the semantic match that finds this problem is as
> follows: (http://coccinelle.lip6.fr/)
>
> // <smpl>
> @@
> identifier ret; expression e1,e2;
> @@
> (
> if (\(ret < 0\|ret != 0\))
>   { ... return ret; }
> |
> ret = 0
> )
> ... when != ret = e1
>      when != &ret
> *if(...)
> {
>    ... when != ret = e2
>        when forall
>   return ret;
> }
> // </smpl>
>
> Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
>
> ---
Acked-by: Santosh Shilimkar <ssantosh@kernel.org>
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