[media] V4L: mx1-camera: fix uninitialized variable

mx1_camera_add_device() can return an uninitialized value of ret.

Signed-off-by: Andre Bartke <andre.bartke@gmail.com>
[g.liakhovetski@gmx.de: modified the fix to remove "ret" completely]
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/video/mx1_camera.c b/drivers/media/video/mx1_camera.c
index bc0c23a..63f8a0c 100644 (file)
--- a/drivers/media/video/mx1_camera.c
+++ b/drivers/media/video/mx1_camera.c
@@ -444,12 +444,9 @@ static int mx1_camera_add_device(struct soc_camera_device *icd)
 {
        struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
        struct mx1_camera_dev *pcdev = ici->priv;
-       int ret;
 
-       if (pcdev->icd) {
-               ret = -EBUSY;
-               goto ebusy;
-       }
+       if (pcdev->icd)
+               return -EBUSY;
 
        dev_info(icd->dev.parent, "MX1 Camera driver attached to camera %d\n",
                 icd->devnum);
@@ -458,8 +455,7 @@ static int mx1_camera_add_device(struct soc_camera_device *icd)
 
        pcdev->icd = icd;
 
-ebusy:
-       return ret;
+       return 0;
 }
 
 static void mx1_camera_remove_device(struct soc_camera_device *icd)