Bluetooth: Fix inititial value for remote authentication requirements

The remote authentication requirements for conections need to be
initialized to 0xff (unknown) since it is possible that we receive a IO
Capability Request before we have received information about the remote
requirements.

Signed-off-by: Johan Hedberg <johan.hedberg@nokia.com>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index a050a69..6d8b988 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -286,6 +286,7 @@
 	conn->state = BT_OPEN;
 	conn->auth_type = HCI_AT_GENERAL_BONDING;
 	conn->io_capability = hdev->io_capability;
+	conn->remote_auth = 0xff;
 
 	conn->power_save = 1;
 	conn->disc_timeout = HCI_DISCONN_TIMEOUT;