Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 7ddb6e0f authored by Andrei Emeltchenko's avatar Andrei Emeltchenko Committed by Johan Hedberg
Browse files

Bluetooth: Do not dereference zero sk 



Signed-off-by: default avatarAndrei Emeltchenko <andrei.emeltchenko@intel.com>
Acked-by: default avatarMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: default avatarJohan Hedberg <johan.hedberg@intel.com>
parent 46479e69

net/bluetooth/l2cap_sock.c

+3 −1
Original line number Diff line number Diff line
@@ -795,7 +795,7 @@ static void l2cap_sock_kill(struct sock *sk) 
static int l2cap_sock_shutdown(struct socket *sock, int how)

{

	struct sock *sk = sock->sk;

	struct l2cap_chan *chan = l2cap_pi(sk)->chan;

	struct l2cap_chan *chan;

	int err = 0;



	BT_DBG("sock %p, sk %p", sock, sk);
@@ -803,6 +803,8 @@ static int l2cap_sock_shutdown(struct socket *sock, int how) 
	if (!sk)

		return 0;



	chan = l2cap_pi(sk)->chan;



	lock_sock(sk);

	if (!sk->sk_shutdown) {

		if (chan->mode == L2CAP_MODE_ERTM)