From 5848ad409c1817f5b70507e6b4440fcbd002f6c5 Mon Sep 17 00:00:00 2001 From: Damien Lespiau Date: Fri, 27 Sep 2013 12:11:50 +0100 Subject: drm: Reject stereo modes with an unknown layout MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit The kernel shouldn't accept invalid modes, just say No. Signed-off-by: Damien Lespiau Reviewed-by: Ville Syrjälä Signed-off-by: Daniel Vetter --- drivers/gpu/drm/drm_crtc.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/gpu/drm/drm_crtc.c') diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 2ce80ed55b08..d7a8370e3cdc 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -1319,6 +1319,9 @@ static int drm_crtc_convert_umode(struct drm_display_mode *out, if (in->clock > INT_MAX || in->vrefresh > INT_MAX) return -ERANGE; + if ((in->flags & DRM_MODE_FLAG_3D_MASK) > DRM_MODE_FLAG_3D_MAX) + return -EINVAL; + out->clock = in->clock; out->hdisplay = in->hdisplay; out->hsync_start = in->hsync_start; -- cgit v1.2.2