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Bluetooth: drop HCI device reference before return 

[ Upstream commit 5a3ef03afe7e12982dc3b978f4c5077c907f7501 ]

Call hci_dev_put() to decrement reference count of HCI device hdev if
fails to duplicate memory.

Fixes: 0b26ab9dce ("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>
This commit is contained in:
Pan Bian 2021-01-20 23:34:19 -08:00 committed by Greg Kroah-Hartman
parent a5542b45c7
commit 9f2816a99a
1 changed files with 1 additions and 0 deletions
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net/bluetooth/a2mp.c
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@ -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;
}