diff mbox series

[4.9,017/134] Bluetooth: drop HCI device reference before return

Message ID 20210301161014.419091507@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg KH March 1, 2021, 4:11 p.m. UTC 
From: Pan Bian <bianpan2016@163.com>

[ Upstream commit 5a3ef03afe7e12982dc3b978f4c5077c907f7501 ]

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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 net/bluetooth/a2mp.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c
index 242ef2abd0911..fcd819ffda108 100644
--- a/net/bluetooth/a2mp.c
+++ b/net/bluetooth/a2mp.c
@@ -519,6 +519,7 @@  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;
 		}