Bluetooth: mgmt: Fix set_fast_connectable error return

This patch ensures that Set Fast Connectable fails apropriately if we
are not already in a connectable state (which is a pre-requisite for
fast connectable).

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 03a13843cd16..563190c9f7b0 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -2560,6 +2560,13 @@ static int set_fast_connectable(struct sock *sk, u16 index,
         if (!hdev)
                 return cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE,
                                                 MGMT_STATUS_INVALID_PARAMS);
+        if (!hdev_is_powered(hdev))
+                return cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE,
+                                                MGMT_STATUS_NOT_POWERED);
+
+        if (!test_bit(HCI_CONNECTABLE, &hdev->dev_flags))
+                return cmd_status(sk, index, MGMT_OP_SET_FAST_CONNECTABLE,
+                                                        MGMT_STATUS_REJECTED);
 
         hci_dev_lock(hdev);