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(parent: 6a32943) | patch
i915: return -EFAULT if copy_to_user fails
authorDan Carpenter <error27@gmail.com>
Sat, 19 Jun 2010 13:12:51 +0000 (15:12 +0200)
committerGreg Kroah-Hartman <gregkh@suse.de>
Mon, 20 Sep 2010 20:36:49 +0000 (13:36 -0700)
commit8ea422ed02643c645c75cbf29921fdcc8638bc99
tree4be7a96e558f55c4f4d8c614e14122582c40ce33tree | snapshot
parent6a32943a76ec1489c497c8f1671080043686f31fcommit | diff
i915: return -EFAULT if copy_to_user fails

commit 9927a403ca8c97798129953fa9cbb5dc259c7cb9 upstream.

copy_to_user returns the number of bytes remaining to be copied, but we
want to return a negative error code here.  These are returned to
userspace.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/gpu/drm/i915/i915_dma.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git