diff options
| author | Marcel Holtmann <marcel@holtmann.org> | 2016-08-27 20:23:37 +0200 |
|---|---|---|
| committer | Marcel Holtmann <marcel@holtmann.org> | 2016-09-19 20:19:34 +0200 |
| commit | 47b0f573f2fa7634860e16ea31f2bc3057a1022a (patch) | |
| tree | 068e289e966ce0b1fe50da06f2dd2b5467f5d1fc /net | |
| parent | 7e8524591ffffe3536bd363827ff4477a5672c65 (diff) | |
| download | linux-47b0f573f2fa7634860e16ea31f2bc3057a1022a.tar.bz2 | |
Bluetooth: Check SOL_HCI for raw socket options
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>
Diffstat (limited to 'net')
| -rw-r--r-- | net/bluetooth/hci_sock.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c index 96f04b7b9556..99dd1503ef56 100644 --- a/net/bluetooth/hci_sock.c +++ b/net/bluetooth/hci_sock.c @@ -1440,6 +1440,9 @@ static int hci_sock_setsockopt(struct socket *sock, int level, int optname, BT_DBG("sk %p, opt %d", sk, optname); + if (level != SOL_HCI) + return -ENOPROTOOPT; + lock_sock(sk); 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); + if (level != SOL_HCI) + return -ENOPROTOOPT; + if (get_user(len, optlen)) return -EFAULT; |