1 files changed, 5 insertions, 0 deletions

diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 7dd2de1c2152..e5e865d8afa8 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -1590,6 +1590,11 @@ static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data,
                                     MGMT_STATUS_INVALID_PARAMS,
                                     &rp, sizeof(rp));
 
+        if (cp->disconnect != 0x00 && cp->disconnect != 0x01)
+                return cmd_complete(sk, hdev->id, MGMT_OP_UNPAIR_DEVICE,
+                                    MGMT_STATUS_INVALID_PARAMS,
+                                    &rp, sizeof(rp));
+
         hci_dev_lock(hdev);
 
         if (!hdev_is_powered(hdev)) {