linux-kernel - Re: [PATCH 1/5] drivers/net/wireless/ipw2x00/ipw2100.c: introduce missing initialization

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Message-ID: <CA++WF2Np75wKXV-2C-FR2vhzcPvMu+z5MixcPy4ajOdHM0K88Q@mail.gmail.com>
Date:	Sun, 19 Aug 2012 14:07:46 +0400
From:	Stanislav Yakovlev <stas.yakovlev@...il.com>
To:	Julia Lawall <julia.lawall@...6.fr>
Cc:	kernel-janitors@...r.kernel.org,
	"John W. Linville" <linville@...driver.com>,
	linux-wireless@...r.kernel.org, netdev@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/5] drivers/net/wireless/ipw2x00/ipw2100.c: introduce
 missing initialization

On 19 August 2012 13:49, Julia Lawall <julia.lawall@...6.fr> wrote:
> From: Julia Lawall <Julia.Lawall@...6.fr>
>
> The result of one call to a function is tested, and then at the second call
> to the same function, the previous result, and not the current result, is
> tested again.
>
> Also changed &bssid to bssid, at the suggestion of Stanislav Yakovlev.
>
> The semantic match that finds the first problem is as follows:
>
> (http://coccinelle.lip6.fr/)
>
> // <smpl>
> @@
> expression ret;
> identifier f;
> statement S1,S2;
> @@
>
> *ret = f(...);
> if (\(ret != 0\|ret < 0\|ret == NULL\)) S1
> ... when any
> *f(...);
> if (\(ret != 0\|ret < 0\|ret == NULL\)) S2
> // </smpl>
>
> Signed-off-by: Julia Lawall <Julia.Lawall@...6.fr>
>
> ---
> v2: changed &bssid to bssid
>

Thank you, Julia.

Stanislav.
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