[media] redrat3: change return argument on redrat3_send_cmd() to int
redrat3_send_cmd() can return an error or the read data. However,
it currently returns an u8, as reported by smatch:
drivers/media/rc/redrat3.c:416 redrat3_send_cmd() warn: signedness bug returning '(-12)'
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
diff --git a/drivers/media/rc/redrat3.c b/drivers/media/rc/redrat3.c
index c4def66..c83292ad 100644
--- a/drivers/media/rc/redrat3.c
+++ b/drivers/media/rc/redrat3.c
@@ -405,7 +405,7 @@
}
/* Util fn to send rr3 cmds */
-static u8 redrat3_send_cmd(int cmd, struct redrat3_dev *rr3)
+static int redrat3_send_cmd(int cmd, struct redrat3_dev *rr3)
{
struct usb_device *udev;
u8 *data;