diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index d2e09d98691a..9ccb92fdd7b2 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -643,6 +643,9 @@ EXPORT_SYMBOL(drm_mode_create); */ void drm_mode_destroy(struct drm_device *dev, struct drm_display_mode *mode) { + if (!mode) + return; + drm_mode_object_put(dev, &mode->base); kfree(mode); @@ -1812,6 +1815,11 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data, } mode = drm_mode_create(dev); + if (!mode) { + ret = -ENOMEM; + goto out; + } + drm_crtc_convert_umode(mode, &crtc_req->mode); drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V); } @@ -1881,6 +1889,7 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data, out: kfree(connector_set); + drm_mode_destroy(dev, mode); mutex_unlock(&dev->mode_config.mutex); return ret; }