diff options
author | Marcel Holtmann | 2013-10-12 16:19:31 +0200 |
---|---|---|
committer | Johan Hedberg | 2013-10-12 16:29:39 +0200 |
commit | 6a974b50a1b0909803faac3c3228f7c1339d9971 (patch) | |
tree | 6ba32edfe0246d7e092bb3d0d31a64e615ccf289 /net/bluetooth/l2cap_core.c | |
parent | Bluetooth: Fix PSM value for L2CAP connectionless data packets (diff) | |
download | kernel-qcow2-linux-6a974b50a1b0909803faac3c3228f7c1339d9971.tar.gz kernel-qcow2-linux-6a974b50a1b0909803faac3c3228f7c1339d9971.tar.xz kernel-qcow2-linux-6a974b50a1b0909803faac3c3228f7c1339d9971.zip |
Bluetooth: Limit security mode 4 level 0 to connection oriented channels
The exception for certain PSM channels when it comes to security
mode 4 level 0 should only be checked when actually a connection
oriented channel is established.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'net/bluetooth/l2cap_core.c')
-rw-r--r-- | net/bluetooth/l2cap_core.c | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index ab976a1c6466..cc51cb860c40 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -677,7 +677,8 @@ void l2cap_chan_close(struct l2cap_chan *chan, int reason) static inline u8 l2cap_get_auth_type(struct l2cap_chan *chan) { - if (chan->chan_type == L2CAP_CHAN_RAW) { + switch (chan->chan_type) { + case L2CAP_CHAN_RAW: switch (chan->sec_level) { case BT_SECURITY_HIGH: return HCI_AT_DEDICATED_BONDING_MITM; @@ -686,15 +687,19 @@ static inline u8 l2cap_get_auth_type(struct l2cap_chan *chan) default: return HCI_AT_NO_BONDING; } - } else if (chan->psm == __constant_cpu_to_le16(L2CAP_PSM_SDP)) { - if (chan->sec_level == BT_SECURITY_LOW) - chan->sec_level = BT_SECURITY_SDP; + break; + case L2CAP_CHAN_CONN_ORIENTED: + if (chan->psm == __constant_cpu_to_le16(L2CAP_PSM_SDP)) { + if (chan->sec_level == BT_SECURITY_LOW) + chan->sec_level = BT_SECURITY_SDP; - if (chan->sec_level == BT_SECURITY_HIGH) - return HCI_AT_NO_BONDING_MITM; - else - return HCI_AT_NO_BONDING; - } else { + if (chan->sec_level == BT_SECURITY_HIGH) + return HCI_AT_NO_BONDING_MITM; + else + return HCI_AT_NO_BONDING; + } + /* fall through */ + default: switch (chan->sec_level) { case BT_SECURITY_HIGH: return HCI_AT_GENERAL_BONDING_MITM; @@ -703,6 +708,7 @@ static inline u8 l2cap_get_auth_type(struct l2cap_chan *chan) default: return HCI_AT_NO_BONDING; } + break; } } |