[media] radio-bcm2048: fix compiler warning

radio-bcm2048.c: In function 'bcm2048_i2c_driver_probe':
radio-bcm2048.c:2597:11: warning: variable 'skip_release' set but not used [-Wunused-but-set-variable]
  int err, skip_release = 0;
             ^

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>

drivers/staging/media/bcm2048/radio-bcm2048.c

@@ -2593,7 +2593,7 @@ static int bcm2048_i2c_driver_probe(struct i2c_client *client,
 					const struct i2c_device_id *id)
 {
 	struct bcm2048_device *bdev;
-	int err, skip_release = 0;
+	int err;
 
 	bdev = kzalloc(sizeof(*bdev), GFP_KERNEL);
 	if (!bdev) {
@@ -2646,7 +2646,6 @@ free_sysfs:
 	bcm2048_sysfs_unregister_properties(bdev, ARRAY_SIZE(attrs));
 free_registration:
 	video_unregister_device(&bdev->videodev);
-	skip_release = 1;
 free_irq:
 	if (client->irq)
 		free_irq(client->irq, bdev);