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authorLuiz Augusto von Dentz <luiz.von.dentz@intel.com>2023-08-02 21:08:53 -0700
committerLuiz Augusto von Dentz <luiz.von.dentz@intel.com>2023-08-11 11:53:10 -0700
commit094e3639623ee3b8a043e2b5285498b036a4dc09 (patch)
treed94c7d351683d553ffeaa2a6a8b9302ec3d6b5da
parent2889bdd0a9a195533c2103e7b39ab0de844d72f6 (diff)
Bluetooth: hci_sync: Fix handling of HCI_OP_CREATE_CONN_CANCEL
When sending HCI_OP_CREATE_CONN_CANCEL it shall Wait for HCI_EV_CONN_COMPLETE, not HCI_EV_CMD_STATUS, when the reason is anything but HCI_ERROR_REMOTE_POWER_OFF. This reason is used when suspending or powering off, where we don't want to wait for the peer's response. Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
-rw-r--r--net/bluetooth/hci_sync.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c
index e114409628d1..a9b048d7b419 100644
--- a/net/bluetooth/hci_sync.c
+++ b/net/bluetooth/hci_sync.c
@@ -5321,6 +5321,17 @@ static int hci_connect_cancel_sync(struct hci_dev *hdev, struct hci_conn *conn,
if (hdev->hci_ver < BLUETOOTH_VER_1_2)
return 0;
+ /* Wait for HCI_EV_CONN_COMPLETE, not HCI_EV_CMD_STATUS, when the
+ * reason is anything but HCI_ERROR_REMOTE_POWER_OFF. This reason is
+ * used when suspending or powering off, where we don't want to wait
+ * for the peer's response.
+ */
+ if (reason != HCI_ERROR_REMOTE_POWER_OFF)
+ return __hci_cmd_sync_status_sk(hdev, HCI_OP_CREATE_CONN_CANCEL,
+ 6, &conn->dst,
+ HCI_EV_CONN_COMPLETE,
+ HCI_CMD_TIMEOUT, NULL);
+
return __hci_cmd_sync_status(hdev, HCI_OP_CREATE_CONN_CANCEL,
6, &conn->dst, HCI_CMD_TIMEOUT);
}