pipeline: raspberrypi: return an error if setFormat() fails

The method calls setFormat(), stores the return value, but then does not
do anything with the return value. I presume it is meant to fail and
return the error.

Signed-off-by: Tomi Valkeinen <tomi.valkeinen@iki.fi>
Reviewed-by: Naushir Patuck <naush@raspberrypi.com>
Reviewed-by: Kieran Bingham <kieran.bingham@ideasonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>

src/libcamera/pipeline/raspberrypi/raspberrypi.cpp

@@ -593,6 +593,8 @@ int PipelineHandlerRPi::configure(Camera *camera, CameraConfiguration *config)
 	 * because of flips in the sensor.
 	 */
 	ret = data->isp_[Isp::Input].dev()->setFormat(&sensorFormat);
+	if (ret)
+		return ret;
 
 	/*
 	 * See which streams are requested, and route the user