linux-kernel - [PATCH 5.17 0432/1126] Bluetooth: hci_sync: unlock on error in hci_inquiry_result_with_rssi

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Date:   Tue,  5 Apr 2022 09:19:39 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, Dan Carpenter <dan.carpenter@...cle.com>,
        Luiz Augusto von Dentz <luiz.von.dentz@...el.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.17 0432/1126] Bluetooth: hci_sync: unlock on error in hci_inquiry_result_with_rssi_evt()

From: Dan Carpenter <dan.carpenter@...cle.com>

[ Upstream commit c07ba878ca199a6089cdb323bf526adbeeb4201f ]

Add unlocks to two error paths in hci_inquiry_result_with_rssi_evt().

Fixes: fee645033e2c ("Bluetooth: hci_event: Use skb_pull_data when processing inquiry results")
Signed-off-by: Dan Carpenter <dan.carpenter@...cle.com>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@...el.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 net/bluetooth/hci_event.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index fc30f4c03d29..05997dff5666 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -4534,7 +4534,7 @@ static void hci_inquiry_result_with_rssi_evt(struct hci_dev *hdev, void *edata,
 			if (!info) {
 				bt_dev_err(hdev, "Malformed HCI Event: 0x%2.2x",
 					   HCI_EV_INQUIRY_RESULT_WITH_RSSI);
-				return;
+				goto unlock;
 			}
 
 			bacpy(&data.bdaddr, &info->bdaddr);
@@ -4565,7 +4565,7 @@ static void hci_inquiry_result_with_rssi_evt(struct hci_dev *hdev, void *edata,
 			if (!info) {
 				bt_dev_err(hdev, "Malformed HCI Event: 0x%2.2x",
 					   HCI_EV_INQUIRY_RESULT_WITH_RSSI);
-				return;
+				goto unlock;
 			}
 
 			bacpy(&data.bdaddr, &info->bdaddr);
@@ -4587,7 +4587,7 @@ static void hci_inquiry_result_with_rssi_evt(struct hci_dev *hdev, void *edata,
 		bt_dev_err(hdev, "Malformed HCI Event: 0x%2.2x",
 			   HCI_EV_INQUIRY_RESULT_WITH_RSSI);
 	}
-
+unlock:
 	hci_dev_unlock(hdev);
 }
 
-- 
2.34.1