Bluetooth: sco: new getsockopt options BT_SNDMTU/BT_RCVMTU

This patch defines new getsockopt options BT_SNDMTU/BT_RCVMTU
for SCO socket to be compatible with other bluetooth sockets.
These new options return the same value as option SCO_OPTIONS
which is already present on existing kernels.

Signed-off-by: Joseph Hwang <josephsih@chromium.org>
Reviewed-by: Alain Michaud <alainm@chromium.org>
Reviewed-by: Abhishek Pandit-Subedi <abhishekpandit@chromium.org>
Reviewed-by: Pali Rohár <pali@kernel.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Joseph Hwang 2020-09-10 14:04:02 +08:00 committed by Marcel Holtmann
parent 3eec158d5e
commit 0fc1a726f8

View File

@ -1001,6 +1001,12 @@ static int sco_sock_getsockopt(struct socket *sock, int level, int optname,
err = -EFAULT;
break;
case BT_SNDMTU:
case BT_RCVMTU:
if (put_user(sco_pi(sk)->conn->mtu, (u32 __user *)optval))
err = -EFAULT;
break;
default:
err = -ENOPROTOOPT;
break;