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Bluetooth: Check SOL_HCI for raw socket options

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The SOL_HCI level should be enforced when using socket options on the
HCI raw socket interface.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Marcel Holtmann 2016-08-27 20:23:37 +02:00
parent 7e8524591f
commit 47b0f573f2
1 changed files with 6 additions and 0 deletions

6
net/bluetooth/hci_sock.c
View file

@ -1440,6 +1440,9 @@ static int hci_sock_setsockopt(struct socket *sock, int level, int optname,
BT_DBG("sk %p, opt %d", sk, optname); BT_DBG("sk %p, opt %d", sk, optname);
if (level != SOL_HCI)
return -ENOPROTOOPT;
lock_sock(sk); lock_sock(sk);
if (hci_pi(sk)->channel != HCI_CHANNEL_RAW) { if (hci_pi(sk)->channel != HCI_CHANNEL_RAW) {
@ -1523,6 +1526,9 @@ static int hci_sock_getsockopt(struct socket *sock, int level, int optname,
BT_DBG("sk %p, opt %d", sk, optname); BT_DBG("sk %p, opt %d", sk, optname);
if (level != SOL_HCI)
return -ENOPROTOOPT;
if (get_user(len, optlen)) if (get_user(len, optlen))
return -EFAULT; return -EFAULT;