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From: Dan Carpenter <dan.carpenter@oracle.com>
To: kernel-janitors@vger.kernel.org
Subject: Re: request_region return value check
Date: Mon, 15 Jul 2013 13:20:26 +0000	[thread overview]
Message-ID: <20130715132026.GB5100@mwanda> (raw)
In-Reply-To: <20130714173056.GA50500@gmail.com>

On Sun, Jul 14, 2013 at 11:00:58PM +0530, Vivek Subbarao wrote:
> There are many places where the return value from request_region is not
> checked for null value. This is required right ? I am just checking
> before I can send patched fixing them

Most of the time, but not always.

Sometimes people know it will succeed.  The first one I looked at
in drivers/acpi/acpi_processor.c the caller doesn't care if it
succeeds and there is a comment explaining why.

regards,
dan carpenter


  reply	other threads:[~2013-07-15 13:20 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-07-14 17:42 request_region return value check Vivek Subbarao
2013-07-15 13:20 ` Dan Carpenter [this message]
2013-07-15 17:17 ` Vivek Subbarao
2013-07-15 20:06 ` Dan Carpenter

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