Commit 96c26653 authored by Al Viro's avatar Al Viro Committed by Marcel Holtmann

Bluetooth: cmtp: cmtp_add_connection() should verify that it's dealing with l2cap socket

... rather than relying on ciptool(8) never passing it anything else.  Give
it e.g. an AF_UNIX connected socket (from socketpair(2)) and it'll oops,
trying to evaluate &l2cap_pi(sock->sk)->chan->dst...
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent 51bda2bc
......@@ -334,6 +334,9 @@ int cmtp_add_connection(struct cmtp_connadd_req *req, struct socket *sock)
BT_DBG("");
if (!l2cap_is_socket(sock))
return -EBADFD;
session = kzalloc(sizeof(struct cmtp_session), GFP_KERNEL);
if (!session)
return -ENOMEM;
......
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