diff options
| author | Jakob Bornecrantz <jakob@vmware.com> | 2012-08-16 12:29:03 +0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2012-08-24 03:38:40 +0400 |
| commit | 7c4eaca4162d0b5ad4fb39f974d7ffd71b9daa09 (patch) | |
| tree | 1b1851a45b209cdc24489866326bc987c0c22315 /drivers | |
| parent | 22f5d115a2b087c977128f84ee557ad71530330e (diff) | |
| download | linux-7c4eaca4162d0b5ad4fb39f974d7ffd71b9daa09.tar.xz | |
drm: Check for invalid cursor flags
Signed-off-by: Jakob Bornecrantz <jakob@vmware.com>
Cc: stable@vger.kernel.org
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/drm_crtc.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 08a7aa722d6b..6fbfc244748f 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -1981,7 +1981,7 @@ int drm_mode_cursor_ioctl(struct drm_device *dev, if (!drm_core_check_feature(dev, DRIVER_MODESET)) return -EINVAL; - if (!req->flags) + if (!req->flags || (~DRM_MODE_CURSOR_FLAGS & req->flags)) return -EINVAL; mutex_lock(&dev->mode_config.mutex); |