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From: Martin Schwidefsky <schwidefsky@de.ibm.com>
To: Julia Lawall <julia@diku.dk>
Cc: heiko.carstens@de.ibm.com, linux390@de.ibm.com,
	linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org,
	kernel-janitors@vger.kernel.org
Subject: Re: [PATCH 1/2] drivers/s390/crypto: Move dereference to after
Date: Mon, 08 Dec 2008 09:06:29 +0000	[thread overview]
Message-ID: <1228727189.15048.1.camel@localhost> (raw)
In-Reply-To: <Pine.LNX.4.64.0812072314270.7130@ask.diku.dk>

On Sun, 2008-12-07 at 23:14 +0100, Julia Lawall wrote:
> If reply is ERR_PTR(...), then it should not be dereferenced, so I have
> moved the dereference from the declaration to after the IS_ERR test.

Nice finding again. That semantic match tools is really useful.
Thanks, I'll add the patch to my collection.

-- 
blue skies,
  Martin.

"Reality continues to ruin my life." - Calvin.



WARNING: multiple messages have this Message-ID (diff)
From: Martin Schwidefsky <schwidefsky@de.ibm.com>
To: Julia Lawall <julia@diku.dk>
Cc: heiko.carstens@de.ibm.com, linux390@de.ibm.com,
	linux-s390@vger.kernel.org, linux-kernel@vger.kernel.org,
	kernel-janitors@vger.kernel.org
Subject: Re: [PATCH 1/2] drivers/s390/crypto: Move dereference to after IS_ERR test
Date: Mon, 08 Dec 2008 10:06:29 +0100	[thread overview]
Message-ID: <1228727189.15048.1.camel@localhost> (raw)
In-Reply-To: <Pine.LNX.4.64.0812072314270.7130@ask.diku.dk>

On Sun, 2008-12-07 at 23:14 +0100, Julia Lawall wrote:
> If reply is ERR_PTR(...), then it should not be dereferenced, so I have
> moved the dereference from the declaration to after the IS_ERR test.

Nice finding again. That semantic match tools is really useful.
Thanks, I'll add the patch to my collection.

-- 
blue skies,
  Martin.

"Reality continues to ruin my life." - Calvin.

  reply	other threads:[~2008-12-08  9:06 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-07 22:14 [PATCH 1/2] drivers/s390/crypto: Move dereference to after IS_ERR Julia Lawall
2008-12-07 22:14 ` [PATCH 1/2] drivers/s390/crypto: Move dereference to after IS_ERR test Julia Lawall
2008-12-08  9:06 ` Martin Schwidefsky [this message]
2008-12-08  9:06   ` Martin Schwidefsky

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