diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index ca9c61656714b3da8ef3d76938c622e28aa3af13..6f6b26479d82281e98ff1f9998d5f472e6938201 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -289,6 +289,11 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev, struct drm_display_mode *mode; struct detailed_pixel_timing *pt = &timing->data.pixel_data; + /* ignore tiny modes */ + if (((pt->hactive_hi << 8) | pt->hactive_lo) < 64 || + ((pt->vactive_hi << 8) | pt->hactive_lo) < 64) + return NULL; + if (pt->stereo) { printk(KERN_WARNING "stereo mode not supported\n"); return NULL;