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Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/l2cap.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index 1a32562adf46..bf5bb7dc6abf 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -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;