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 <[email protected]>
diff --git a/drivers/media/rc/redrat3.c b/drivers/media/rc/redrat3.c
index c4def66f9aa2..c83292ad1b34 100644
--- a/drivers/media/rc/redrat3.c
+++ b/drivers/media/rc/redrat3.c
@@ -405,7 +405,7 @@ static void redrat3_process_ir_data(struct redrat3_dev *rr3)
}
/* 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;
--
2.1.0
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