V4L/DVB (13073): radio-mr800: set radio frequency only upon success

Set radio frequency only upon success.

Signed-off-by: David Ellingsworth <david@identd.dyndns.org>
Acked-by: Alexey Klimov <klimov.linux@gmail.com>
Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 2 insertions, 6 deletions

diff --git a/drivers/media/radio/radio-mr800.c b/drivers/media/radio/radio-mr800.c
index 5506fac5fd49..4064109c4205 100644
--- a/drivers/media/radio/radio-mr800.c
+++ b/drivers/media/radio/radio-mr800.c
@@ -235,6 +235,7 @@ static int amradio_setfreq(struct amradio_device *radio, int freq)
         if (retval < 0 || size != BUFFER_LENGTH)
                 goto out_err;
 
+        radio->curfreq = freq;
         goto out;
 
 out_err:
@@ -371,13 +372,8 @@ static int vidioc_s_frequency(struct file *file, void *priv,
                                 struct v4l2_frequency *f)
 {
         struct amradio_device *radio = file->private_data;
-        int retval = 0;
-
-        radio->curfreq = f->frequency;
 
-        retval = amradio_setfreq(radio, radio->curfreq);
-
-        return retval;
+        return amradio_setfreq(radio, f->frequency);
 }
 
 /* vidioc_g_frequency - get tuner radio frequency */