[PATCH 5.10 038/306] media: rc-loopback: return number of emitters rather than error

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From: Sean Young <sean@xxxxxxxx>

commit 6b7f554be8c92319d7e6df92fd247ebb9beb4a45 upstream.

The LIRC_SET_TRANSMITTER_MASK ioctl should return the number of emitters
if an invalid list was set.

Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Sean Young <sean@xxxxxxxx>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@xxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/media/rc/rc-loopback.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/drivers/media/rc/rc-loopback.c
+++ b/drivers/media/rc/rc-loopback.c
@@ -42,7 +42,7 @@ static int loop_set_tx_mask(struct rc_de
 
 	if ((mask & (RXMASK_REGULAR | RXMASK_LEARNING)) != mask) {
 		dprintk("invalid tx mask: %u\n", mask);
-		return -EINVAL;
+		return 2;
 	}
 
 	dprintk("setting tx mask: %u\n", mask);





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