linux-kernel - Re: [PATCH 01/10] arm: leds: check return value of request

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Message-ID: <20100728180138.GO26313@bicker>
Date:	Wed, 28 Jul 2010 20:01:38 +0200
From:	Dan Carpenter <error27@...il.com>
To:	Kulikov Vasiliy <segooon@...il.com>
Cc:	kernel-janitors@...r.kernel.org,
	Russell King <linux@....linux.org.uk>,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 01/10] arm: leds: check return value of request_region()

On Wed, Jul 28, 2010 at 08:38:47PM +0400, Kulikov Vasiliy wrote:
> request_region() may fail, if so return -ENOMEM.

I think -EBUSY is more normal, although some people return -ENODEV or
-EIO.  But I would think -EBUSY is the right one.

regards,
dan carpenter


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