drm/mediatek: Remove error check from fbdev setup

Remove the error check from the fbdev setup function. The function
will print a warning.

v2:
	* fix subject line
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Noralf Trønnes <noralf@tronnes.org>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
Acked-by: Gerd Hoffmann <kraxel@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200408082641.590-6-tzimmermann@suse.de

drivers/gpu/drm/mediatek/mtk_drm_drv.c

@@ -347,9 +347,7 @@ static int mtk_drm_bind(struct device *dev)
 	if (ret < 0)
 		goto err_deinit;
 
-	ret = drm_fbdev_generic_setup(drm, 32);
-	if (ret)
-		DRM_ERROR("Failed to initialize fbdev: %d\n", ret);
+	drm_fbdev_generic_setup(drm, 32);
 
 	return 0;