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(107-146-107-067.biz.spectrum.com. [107.146.107.67]) by smtp.gmail.com with ESMTPSA id q15-20020a056130028f00b007da5ea1638asm1488240uac.1.2024.02.28.09.18.40 for (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 28 Feb 2024 09:18:40 -0800 (PST) From: Luiz Augusto von Dentz To: linux-bluetooth@vger.kernel.org Subject: [PATCH v1 2/4] Bluetooth: msft: Fix memory leak Date: Wed, 28 Feb 2024 12:18:36 -0500 Message-ID: <20240228171838.2414532-2-luiz.dentz@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240228171838.2414532-1-luiz.dentz@gmail.com> References: <20240228171838.2414532-1-luiz.dentz@gmail.com> Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Luiz Augusto von Dentz Fix leaking buffer allocated to send MSFT_OP_LE_MONITOR_ADVERTISEMENT. Fixes: 9e14606d8f38 ("Bluetooth: msft: Extended monitor tracking by address filter") Signed-off-by: Luiz Augusto von Dentz --- net/bluetooth/msft.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/net/bluetooth/msft.c b/net/bluetooth/msft.c index 630e3023273b..9612c5d1b13f 100644 --- a/net/bluetooth/msft.c +++ b/net/bluetooth/msft.c @@ -875,6 +875,7 @@ static int msft_add_address_filter_sync(struct hci_dev *hdev, void *data) remove = true; goto done; } + cp->sub_opcode = MSFT_OP_LE_MONITOR_ADVERTISEMENT; cp->rssi_high = address_filter->rssi_high; cp->rssi_low = address_filter->rssi_low; @@ -887,6 +888,8 @@ static int msft_add_address_filter_sync(struct hci_dev *hdev, void *data) skb = __hci_cmd_sync(hdev, hdev->msft_opcode, size, cp, HCI_CMD_TIMEOUT); + kfree(cp); + if (IS_ERR(skb)) { bt_dev_err(hdev, "Failed to enable address %pMR filter", &address_filter->bdaddr);