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authorJoseph Hwang <josephsih@chromium.org>2020-09-10 09:04:02 +0300
committerMarcel Holtmann <marcel@holtmann.org>2020-09-11 10:07:56 +0300
commit0fc1a726f897acfa774b17eeb62b38480d1c9ea0 (patch)
treec28a0a8eb7e184833f65a8ebd0114c1033505268 /net/bluetooth/sco.c
parent3eec158d5eca7dd455118d9e00568aad2371219f (diff)
downloadlinux-0fc1a726f897acfa774b17eeb62b38480d1c9ea0.tar.xz
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>
Diffstat (limited to 'net/bluetooth/sco.c')
-rw-r--r--net/bluetooth/sco.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index dcf7f96ff417..79ffcdef0b7a 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -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;