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(parent: fc2362a) | patch
drm/drm_crtc: return -EFAULT on copy_to_user errors
authorDan Carpenter <error27@gmail.com>
Fri, 4 Jun 2010 10:23:21 +0000 (12:23 +0200)
committerDave Airlie <airlied@redhat.com>
Mon, 7 Jun 2010 23:33:35 +0000 (09:33 +1000)
commite902a358c753b93245083201c02312a580cf13d4
tree4c9248bf285f366bd9b2e0508f69f0a408a9797ctree | snapshot (tar.gz zip)
parentfc2362afd5ab9456caab4de317da796cc88944fecommit | diff
drm/drm_crtc: return -EFAULT on copy_to_user errors

copy_from_user() returns the number of bytes left to be copied but we
want to return a negative error code here.  This is in the ioctl handler
so the error code get returned to userspace.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
drivers/gpu/drm/drm_crtc.c diff | blob | blame | history