OMAP: DSS2: Taal: Check taal_power_on() return value in taal_resume()

Change state only if power on was succesful.
Signed-off-by: NJani Nikula <ext-jani.1.nikula@nokia.com>
Signed-off-by: NTomi Valkeinen <tomi.valkeinen@nokia.com>

drivers/video/omap2/displays/panel-taal.c

@@ -882,7 +882,10 @@ static int taal_resume(struct omap_dss_device *dssdev)
 
 	dsi_bus_unlock();
 
-	dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
+	if (r)
+		dssdev->state = OMAP_DSS_DISPLAY_DISABLED;
+	else
+		dssdev->state = OMAP_DSS_DISPLAY_ACTIVE;
 
 	mutex_unlock(&td->lock);