diff --git a/sound/usb/usb_audio_qmi_svc.c b/sound/usb/usb_audio_qmi_svc.c
index 659fdd5b3fb9..799a38c86066 100644
--- a/sound/usb/usb_audio_qmi_svc.c
+++ b/sound/usb/usb_audio_qmi_svc.c
@@ -1569,6 +1569,7 @@ static void handle_uaudio_stream_req(struct qmi_handle *handle,
 
 	if (!subs) {
 		uaudio_err("invalid substream\n");
+		ret = -EINVAL;
 		goto response;
 	}