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>

1 files changed, 3 insertions, 2 deletions

diff --git a/drivers/media/video/gspca/vc032x.c b/drivers/media/video/gspca/vc032x.c
index 0c68f433bb9b..be46d9232540 100644
--- a/drivers/media/video/gspca/vc032x.c
+++ b/drivers/media/video/gspca/vc032x.c
@@ -1501,7 +1501,7 @@ static void setlightfreq(struct gspca_dev *gspca_dev)
         usb_exchange(gspca_dev, ov7660_freq_tb[sd->lightfreq]);
 }
 
-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;
         const __u8 *GammaT = NULL;
@@ -1585,7 +1585,7 @@ static void sd_start(struct gspca_dev *gspca_dev)
                 break;
         default:
                 PDEBUG(D_PROBE, "Damned !! no sensor found Bye");
-                return;
+                return -EMEDIUMTYPE;
         }
         if (GammaT && MatrixT) {
                 put_tab_to_reg(gspca_dev, GammaT, 17, 0xb84a);
@@ -1621,6 +1621,7 @@ static void sd_start(struct gspca_dev *gspca_dev)
                 setautogain(gspca_dev);
                 setlightfreq(gspca_dev);
         }
+        return 0;
 }
 
 static void sd_stopN(struct gspca_dev *gspca_dev)