Bluetooth: Check if mode is supported on getsockopt

Add this check to getsockopt makes possible to fail early instead of
waiting until listen / connect.

Signed-off-by: João Paulo Rechi Vita <jprvita@profusion.mobi>
Acked-by: Gustavo F. Padovan <padovan@profusion.mobi>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
João Paulo Rechi Vita 2010-05-01 16:15:42 -03:00 committed by Marcel Holtmann
parent bd3c9e255e
commit 0041ecfa30

View File

@ -1814,9 +1814,22 @@ static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, char __us
break;
}
l2cap_pi(sk)->mode = opts.mode;
switch (l2cap_pi(sk)->mode) {
case L2CAP_MODE_BASIC:
break;
case L2CAP_MODE_ERTM:
case L2CAP_MODE_STREAMING:
if (enable_ertm)
break;
/* fall through */
default:
err = -EINVAL;
break;
}
l2cap_pi(sk)->imtu = opts.imtu;
l2cap_pi(sk)->omtu = opts.omtu;
l2cap_pi(sk)->mode = opts.mode;
l2cap_pi(sk)->fcs = opts.fcs;
l2cap_pi(sk)->max_tx = opts.max_tx;
l2cap_pi(sk)->tx_win = (__u8)opts.txwin_size;