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-rw-r--r--net/bluetooth/hci_core.c10
1 files changed, 9 insertions, 1 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 0176f200ccb0..48e1e0438f3a 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -3442,8 +3442,16 @@ void hci_req_cmd_complete(struct hci_dev *hdev, u16 opcode, u8 status)
*/
if (hdev->sent_cmd) {
req_complete = bt_cb(hdev->sent_cmd)->req.complete;
- if (req_complete)
+
+ if (req_complete) {
+ /* We must set the complete callback to NULL to
+ * avoid calling the callback more than once if
+ * this function gets called again.
+ */
+ bt_cb(hdev->sent_cmd)->req.complete = NULL;
+
goto call_complete;
+ }
}
/* Remove all pending commands belonging to this request */