Commits
Dan Carpenter committed 74b67efa8d7
drm: return -EFAULT if copy_to_user() fails The copy_from_user() function returns the number of bytes remaining to be copied but we want to return a negative error code. Otherwise the callers treat it as a successful copy. Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Sean Paul <seanpaul@chromium.org> Link: https://patchwork.freedesktop.org/patch/msgid/20190618131843.GA29463@mwanda