V4L/DVB (9079): gspca: Return error code from stream start functions.

Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
diff --git a/drivers/media/video/gspca/sunplus.c b/drivers/media/video/gspca/sunplus.c
index 1cfcc6c..bd92886 100644
--- a/drivers/media/video/gspca/sunplus.c
+++ b/drivers/media/video/gspca/sunplus.c
@@ -961,7 +961,7 @@
 	return 0;
 }
 
-static void sd_start(struct gspca_dev *gspca_dev)
+static int sd_start(struct gspca_dev *gspca_dev)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
 	struct usb_device *dev = gspca_dev->dev;
@@ -1042,6 +1042,7 @@
 		break;
 	}
 	sp5xx_initContBrigHueRegisters(gspca_dev);
+	return 0;
 }
 
 static void sd_stopN(struct gspca_dev *gspca_dev)