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From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>,
	Marcel Holtmann <marcel@holtmann.org>,
	Sasha Levin <sashal@kernel.org>,
	johan.hedberg@gmail.com, luiz.dentz@gmail.com,
	davem@davemloft.net, kuba@kernel.org,
	linux-bluetooth@vger.kernel.org, netdev@vger.kernel.org
Subject: [PATCH AUTOSEL 5.16 14/27] Bluetooth: hci_core: Fix leaking sent_cmd skb
Date: Wed,  9 Mar 2022 11:16:51 -0500	[thread overview]
Message-ID: <20220309161711.135679-14-sashal@kernel.org> (raw)
In-Reply-To: <20220309161711.135679-1-sashal@kernel.org>

From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>

[ Upstream commit dd3b1dc3dd050f1f47cd13e300732852414270f8 ]

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

diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 6c00ce302f09..1c8fb27b155a 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -3969,6 +3969,7 @@ void hci_release_dev(struct hci_dev *hdev)
 	hci_dev_unlock(hdev);
 
 	ida_simple_remove(&hci_index_ida, hdev->id);
+	kfree_skb(hdev->sent_cmd);
 	kfree(hdev);
 }
 EXPORT_SYMBOL(hci_release_dev);
-- 
2.34.1


  parent reply	other threads:[~2022-03-09 16:24 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <20220309161711.135679-1-sashal@kernel.org>
2022-03-09 16:16 ` [PATCH AUTOSEL 5.16 03/27] xfrm: Check if_id in xfrm_migrate Sasha Levin
2022-03-09 16:16 ` [PATCH AUTOSEL 5.16 04/27] xfrm: Fix xfrm migrate issues when address family changes Sasha Levin
2022-03-09 16:16 ` [PATCH AUTOSEL 5.16 11/27] mac80211: refuse aggregations sessions before authorized Sasha Levin
2022-03-09 16:16 ` Sasha Levin [this message]
2022-03-09 16:16 ` [PATCH AUTOSEL 5.16 15/27] can: rcar_canfd: rcar_canfd_channel_probe(): register the CAN device when fully ready Sasha Levin
2022-03-09 16:16 ` [PATCH AUTOSEL 5.16 16/27] net: sparx5: Add #include to remove warning Sasha Levin
2022-03-09 16:49   ` Jakub Kicinski
2022-03-16 14:45     ` Sasha Levin
2022-03-09 16:16 ` [PATCH AUTOSEL 5.16 17/27] atm: firestream: check the return value of ioremap() in fs_init() Sasha Levin
2022-03-09 16:48   ` Jakub Kicinski
2022-03-16 14:49     ` Sasha Levin
2022-03-09 16:16 ` [PATCH AUTOSEL 5.16 21/27] iwlwifi: don't advertise TWT support Sasha Levin
2022-03-09 16:17 ` [PATCH AUTOSEL 5.16 23/27] nl80211: Update bss channel on channel switch for P2P_CLIENT Sasha Levin
2022-03-09 16:17 ` [PATCH AUTOSEL 5.16 24/27] tcp: make tcp_read_sock() more robust Sasha Levin
2022-03-09 16:17 ` [PATCH AUTOSEL 5.16 25/27] sfc: extend the locking on mcdi->seqno Sasha Levin
2022-03-09 16:17 ` [PATCH AUTOSEL 5.16 26/27] bnx2: Fix an error message Sasha Levin

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