From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Date: Fri, 4 Feb 2022 13:12:35 -0800
Subject: Bluetooth: hci_core: Fix leaking sent_cmd skb
Patch-mainline: v5.17-rc7
Git-commit: dd3b1dc3dd050f1f47cd13e300732852414270f8
References: jsc#PED-1407

sent_cmd memory is not freed before freeing hci_dev causing it to leak
it contents.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Acked-by: Lee, Chun-Yi <jlee@suse.com>
---
 net/bluetooth/hci_core.c |    1 +
 1 file changed, 1 insertion(+)

--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -2738,6 +2738,7 @@ void hci_release_dev(struct hci_dev *hde
 	hci_dev_unlock(hdev);
 
 	ida_simple_remove(&hci_index_ida, hdev->id);
+	kfree_skb(hdev->sent_cmd);
 	kfree(hdev);
 }
 EXPORT_SYMBOL(hci_release_dev);