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Diffstat (limited to 'net/bluetooth/l2cap.c')
-rw-r--r--net/bluetooth/l2cap.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index 29a8fa4..f8c25d5 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -585,6 +585,12 @@ static int l2cap_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_
goto done;
}
+ if (la->l2_psm > 0 && btohs(la->l2_psm) < 0x1001 &&
+ !capable(CAP_NET_BIND_SERVICE)) {
+ err = -EACCES;
+ goto done;
+ }
+
write_lock_bh(&l2cap_sk_list.lock);
if (la->l2_psm && __l2cap_get_sock_by_addr(la->l2_psm, &la->l2_bdaddr)) {
@@ -2150,8 +2156,8 @@ static ssize_t l2cap_sysfs_show(struct class *dev, char *buf)
str += sprintf(str, "%s %s %d %d 0x%4.4x 0x%4.4x %d %d 0x%x\n",
batostr(&bt_sk(sk)->src), batostr(&bt_sk(sk)->dst),
- sk->sk_state, pi->psm, pi->scid, pi->dcid, pi->imtu,
- pi->omtu, pi->link_mode);
+ sk->sk_state, btohs(pi->psm), pi->scid, pi->dcid,
+ pi->imtu, pi->omtu, pi->link_mode);
}
read_unlock_bh(&l2cap_sk_list.lock);
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