From 5a3ef03afe7e12982dc3b978f4c5077c907f7501 Mon Sep 17 00:00:00 2001
From: Pan Bian <bianpan2016@163.com>
Date: Wed, 20 Jan 2021 23:34:19 -0800
Subject: [PATCH] Bluetooth: drop HCI device reference before return
Git-commit: 5a3ef03afe7e12982dc3b978f4c5077c907f7501
Patch-mainline: v5.12-rc1
References: git-fixes
Call hci_dev_put() to decrement reference count of HCI device hdev if
fails to duplicate memory.
Fixes: 0b26ab9dce74 ("Bluetooth: AMP: Handle Accept phylink command status evt")
Signed-off-by: Pan Bian <bianpan2016@163.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
net/bluetooth/a2mp.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c
index cc26e4c047ad..463bad58478b 100644
--- a/net/bluetooth/a2mp.c
+++ b/net/bluetooth/a2mp.c
@@ -512,6 +512,7 @@ static int a2mp_createphyslink_req(struct amp_mgr *mgr, struct sk_buff *skb,
assoc = kmemdup(req->amp_assoc, assoc_len, GFP_KERNEL);
if (!assoc) {
amp_ctrl_put(ctrl);
+ hci_dev_put(hdev);
return -ENOMEM;
}
--
2.26.2