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

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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>
This commit is contained in:
David Ellingsworth 2009-09-23 18:31:26 -03:00 committed by Mauro Carvalho Chehab
parent 16a72f41bb
commit 798166dbec
1 changed files with 2 additions and 6 deletions
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8
drivers/media/radio/radio-mr800.c
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@ -235,6 +235,7 @@ static int amradio_setfreq(struct amradio_device *radio, int freq)
if (retval < 0 || size != BUFFER_LENGTH) if (retval < 0 || size != BUFFER_LENGTH)
goto out_err; goto out_err;
radio->curfreq = freq;
goto out; goto out;
out_err: out_err:
@ -371,13 +372,8 @@ static int vidioc_s_frequency(struct file *file, void *priv,
struct v4l2_frequency *f) struct v4l2_frequency *f)
{ {
struct amradio_device *radio = file->private_data; struct amradio_device *radio = file->private_data;
int retval = 0;
radio->curfreq = f->frequency; return amradio_setfreq(radio, f->frequency);
retval = amradio_setfreq(radio, radio->curfreq);
return retval;
} }
/* vidioc_g_frequency - get tuner radio frequency */ /* vidioc_g_frequency - get tuner radio frequency */