V4L/DVB (13070): radio-mr800: fix behavior of set_stereo function

Fix behavior of set_stereo function.

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, 5 insertions, 4 deletions

diff --git a/drivers/media/radio/radio-mr800.c b/drivers/media/radio/radio-mr800.c
index 7db992d3b0db..9764eca2c498 100644
--- a/drivers/media/radio/radio-mr800.c
+++ b/drivers/media/radio/radio-mr800.c
@@ -252,12 +252,13 @@ static int amradio_set_stereo(struct amradio_device *radio, char argument)
         retval = usb_bulk_msg(radio->usbdev, usb_sndintpipe(radio->usbdev, 2),
                 (void *) (radio->buffer), BUFFER_LENGTH, &size, USB_TIMEOUT);
 
-        if (retval < 0 || size != BUFFER_LENGTH) {
-                radio->stereo = -1;
+        if (retval < 0 || size != BUFFER_LENGTH)
                 return retval;
-        }
 
-        radio->stereo = 1;
+        if (argument == WANT_STEREO)
+                radio->stereo = 1;
+        else
+                radio->stereo = 0;
 
         return retval;
 }