[v2,1/5] media: rc-loopback: return number of emitters rather than error

Message ID 1c0df5716e9aa335d6d47558b3a1c7fbd7477bc7.1625509803.git.sean@mess.org (mailing list archive)
State Accepted, archived
Delegated to: Sean Young
Headers
Series Various rc-loopback fixes |

Commit Message

Sean Young July 5, 2021, 6:31 p.m. UTC
  The LIRC_SET_TRANSMITTER_MASK ioctl should return the number of emitters
if an invalid list was set.

Cc: stable@vger.kernel.org
Signed-off-by: Sean Young <sean@mess.org>
---
 drivers/media/rc/rc-loopback.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
  

Patch

diff --git a/drivers/media/rc/rc-loopback.c b/drivers/media/rc/rc-loopback.c
index 1ba3f96ffa7d..40ab66c850f2 100644
--- 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_dev *dev, u32 mask)
 
 	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);