[media] radio-bcm2048: don't ignore errors

Remove this warning:

drivers/staging/media/bcm2048/radio-bcm2048.c: In function 'bcm2048_set_rds_no_lock':
drivers/staging/media/bcm2048/radio-bcm2048.c:467:6: warning: variable 'err' set but not used [-Wunused-but-set-variable]
  int err;
      ^~~

By returning the error code.

Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/staging/media/bcm2048/radio-bcm2048.c b/drivers/staging/media/bcm2048/radio-bcm2048.c
index 8dade197f053..0f088405e186 100644
--- a/drivers/staging/media/bcm2048/radio-bcm2048.c
+++ b/drivers/staging/media/bcm2048/radio-bcm2048.c
@@ -482,6 +482,8 @@ static int bcm2048_set_rds_no_lock(struct bcm2048_device *bdev, u8 rds_on)
                                            flags);
                 memset(&bdev->rds_info, 0, sizeof(bdev->rds_info));
         }
+        if (err)
+                return err;
 
         err = bcm2048_send_command(bdev, BCM2048_I2C_FM_RDS_SYSTEM,
                                    bdev->cache_fm_rds_system);