linux-kernel - Re: [PATCH 05/11] mlxsw: fix error return code

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Message-ID: <20150823185226.GA2396@nanopsycho.orion>
Date:	Sun, 23 Aug 2015 20:52:26 +0200
From:	Jiri Pirko <jiri@...nulli.us>
To:	Julia Lawall <Julia.Lawall@...6.fr>
Cc:	Jiri Pirko <jiri@...lanox.com>, kernel-janitors@...r.kernel.org,
	Ido Schimmel <idosch@...lanox.com>, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 05/11] mlxsw: fix error return code

Sun, Aug 23, 2015 at 02:11:16AM CEST, Julia.Lawall@...6.fr 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@...6.fr>

Acked-by: Jiri Pirko <jiri@...lanox.com>
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