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authorGustavo F. Padovan <padovan@profusion.mobi>2010-12-22 23:00:34 -0200
committerGustavo F. Padovan <padovan@profusion.mobi>2010-12-22 23:00:34 -0200
commit17f9cc3124c97f50a19a7597e5f29f915b5b835c (patch)
treef86d9d088a8ee73e94ff353526064cf58eeaf3eb /net/bluetooth
parent23bb57633df97ede067ea26f3cdc8a7ba2cd8109 (diff)
Bluetooth: Improve handling of HCI control channel in bind
Does not allow any channel different of HCI_CHANNEL_RAW and HCI_CHANNEL_CONTROL to bind. Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/hci_sock.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index f6c18abab79..29827c77f6c 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -380,7 +380,10 @@ static int hci_sock_bind(struct socket *sock, struct sockaddr *addr, int addr_le
if (haddr.hci_family != AF_BLUETOOTH)
return -EINVAL;
- if (haddr.hci_channel != HCI_CHANNEL_RAW && !enable_mgmt)
+ if (haddr.hci_channel > HCI_CHANNEL_CONTROL)
+ return -EINVAL;
+
+ if (haddr.hci_channel == HCI_CHANNEL_CONTROL && !enable_mgmt)
return -EINVAL;
lock_sock(sk);