From mboxrd@z Thu Jan 1 00:00:00 1970 From: Brian Norris Subject: [PATCH] drm/vgem: add compat_ioctl support Date: Fri, 14 Jul 2017 20:12:12 -0700 Message-ID: <20170715031212.108695-1-briannorris@chromium.org> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: Sean Paul , David Airlie , Daniel Vetter , Jani Nikula Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, Brian Norris List-Id: dri-devel@lists.freedesktop.org DRM drivers should supply a compat version if they're going to provide an ioctl implementation at all. This can confuse 32-bit user space on a 64-bit system. Signed-off-by: Brian Norris --- drivers/gpu/drm/vgem/vgem_drv.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/vgem/vgem_drv.c b/drivers/gpu/drm/vgem/vgem_drv.c index 9fee38a942c4..3835656e2baf 100644 --- a/drivers/gpu/drm/vgem/vgem_drv.c +++ b/drivers/gpu/drm/vgem/vgem_drv.c @@ -220,6 +220,7 @@ static const struct file_operations vgem_driver_fops = { .poll = drm_poll, .read = drm_read, .unlocked_ioctl = drm_ioctl, + .compat_ioctl = drm_compat_ioctl, .release = drm_release, }; -- 2.13.2.932.g7449e964c-goog