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(parent: c6978e0) | patch
vmwgfx: return -EFAULT if copy_to_user fails
authorDan Carpenter <error27@gmail.com>
Sat, 10 Jul 2010 14:30:04 +0000 (16:30 +0200)
committerDave Airlie <airlied@redhat.com>
Tue, 20 Jul 2010 05:24:11 +0000 (15:24 +1000)
commit685519452362d8395fbd8e5b2736b3bd1f9a97dd
treebe8837d8c3229ed40819aa3eb7f6dd027de6123ctree | snapshot
parentc6978e0ee6d69c5671c5a0a5ced09437297c7eefcommit | diff
vmwgfx: return -EFAULT if copy_to_user fails

copy_to_user() returns the number of bytes remaining to be copied, but
we want to return a negative error code.  This gets copied to user
space.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
drivers/gpu/drm/vmwgfx/vmwgfx_kms.c diff | blob | history
Linux Kernel Source Tree.