From: Dan Carpenter <error27@gmail.com>
Date: Wed, 23 Jun 2010 17:03:01 +0000 (+0200)
Subject: i915: return -EFAULT if copy_to_user fails
X-Git-Tag: v2.6.36-rc4~94^2~16
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c877cdce93a44eea96f6cf7fc04be7d0372db2be;p=pandora-kernel.git

i915: return -EFAULT if copy_to_user fails

copy_to_user() returns the number of bytes remaining to be copied and
I'm pretty sure we want to return a negative error code here.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: stable@kernel.org
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