libcamera: ipu3: Catch return value when disabling links

Ensure that any error from the disableLinks() call during match() is
propogated to the caller.

Fixes: d698ed2749 ("libcamera: ipu3: Create ImgUDevice class")
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Kieran Bingham <kieran.bingham@ideasonboard.com>

src/libcamera/pipeline/ipu3/ipu3.cpp

@@ -511,7 +511,8 @@ bool PipelineHandlerIPU3::match(DeviceEnumerator *enumerator)
 	 * going through a library teardown->match() sequence would fail
 	 * at the moment.
 	 */
-	if (imguMediaDev_->disableLinks())
+	ret = imguMediaDev_->disableLinks();
+	if (ret)
 		goto error;
 
 	ret = registerCameras();