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Message-Id: <20200210122427.695693359@linuxfoundation.org>
Date: Mon, 10 Feb 2020 04:29:13 -0800
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
stable@...r.kernel.org, Colin Ian King <colin.king@...onical.com>,
Marcel Holtmann <marcel@...tmann.org>
Subject: [PATCH 5.5 040/367] Bluetooth: btusb: fix memory leak on fw
From: Colin Ian King <colin.king@...onical.com>
commit 3168c19d7eb17a0108a3b60ad8e8c1b18ea05c63 upstream.
Currently the error return path when the call to btusb_mtk_hci_wmt_sync
fails does not free fw. Fix this by returning via the error_release_fw
label that performs the free'ing.
Addresses-Coverity: ("Resource leak")
Fixes: a1c49c434e15 ("Bluetooth: btusb: Add protocol support for MediaTek MT7668U USB devices")
Signed-off-by: Colin Ian King <colin.king@...onical.com>
Signed-off-by: Marcel Holtmann <marcel@...tmann.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
---
drivers/bluetooth/btusb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -2867,7 +2867,7 @@ static int btusb_mtk_setup_firmware(stru
err = btusb_mtk_hci_wmt_sync(hdev, &wmt_params);
if (err < 0) {
bt_dev_err(hdev, "Failed to send wmt rst (%d)", err);
- return err;
+ goto err_release_fw;
}
/* Wait a few moments for firmware activation done */
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