From: David Ellingsworth <david@identd.dyndns.org>
Date: Wed, 23 Sep 2009 21:16:38 +0000 (-0300)
Subject: V4L/DVB (13070): radio-mr800: fix behavior of set_stereo function
X-Git-Tag: v2.6.33-rc1~338^2~321
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=30dd4508b97155a3f826f877d5750d8888bc3183;p=karo-tx-linux.git

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>
---

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;
 }