linux-kernel - [PATCH v2] Bluetooth: hci_conn: add missing hci_dev_put() in iso_listen

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Message-ID: <20221109023906.1556201-1-bobo.shaobowang@huawei.com>
Date:   Wed, 9 Nov 2022 10:39:06 +0800
From:   Wang ShaoBo <bobo.shaobowang@...wei.com>
To:     unlisted-recipients:; (no To-header on input)
CC:     <luiz.von.dentz@...el.com>, <luiz.dentz@...il.com>,
        <pabeni@...hat.com>, <liwei391@...wei.com>,
        <linux-bluetooth@...r.kernel.org>, <netdev@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
Subject: [PATCH v2] Bluetooth: hci_conn: add missing hci_dev_put() in iso_listen_bis()

hci_get_route() takes reference, we should use hci_dev_put() to release
it when not need anymore.

Fixes: f764a6c2c1e4 ("Bluetooth: ISO: Add broadcast support")
Signed-off-by: Wang ShaoBo <bobo.shaobowang@...wei.com>
---

v2:
  - always release reference as it is not need anymore when
  - iso_listen_bis() finish.

v1: https://lore.kernel.org/netdev/20221108112308.3910185-1-bobo.shaobowang@huawei.com/T/

 net/bluetooth/iso.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/net/bluetooth/iso.c b/net/bluetooth/iso.c
index f825857db6d0..26db929b97c4 100644
--- a/net/bluetooth/iso.c
+++ b/net/bluetooth/iso.c
@@ -879,6 +879,7 @@ static int iso_listen_bis(struct sock *sk)
 				 iso_pi(sk)->bc_sid);
 
 	hci_dev_unlock(hdev);
+	hci_dev_put(hdev);
 
 	return err;
 }
-- 
2.25.1