* [PATCH] Bluetooth: btusb: fix memory leak on fw
@ 2019-11-29 17:36 Colin King
2019-11-29 19:22 ` Marcel Holtmann
0 siblings, 1 reply; 2+ messages in thread
From: Colin King @ 2019-11-29 17:36 UTC (permalink / raw)
To: Marcel Holtmann, Johan Hedberg, Sean Wang, linux-bluetooth
Cc: kernel-janitors, linux-kernel
From: Colin Ian King <colin.king@canonical.com>
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@canonical.com>
---
drivers/bluetooth/btusb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 9b587e662b48..d9cd0677d41c 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -2867,7 +2867,7 @@ static int btusb_mtk_setup_firmware(struct hci_dev *hdev, const char *fwname)
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 */
--
2.24.0
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH] Bluetooth: btusb: fix memory leak on fw
2019-11-29 17:36 [PATCH] Bluetooth: btusb: fix memory leak on fw Colin King
@ 2019-11-29 19:22 ` Marcel Holtmann
0 siblings, 0 replies; 2+ messages in thread
From: Marcel Holtmann @ 2019-11-29 19:22 UTC (permalink / raw)
To: Colin King
Cc: Johan Hedberg, Sean Wang, Bluez mailing list, kernel-janitors,
linux-kernel
Hi Colin,
> 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@canonical.com>
> ---
> drivers/bluetooth/btusb.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
patch has been applied to bluetooth-next tree.
Regards
Marcel
^ permalink raw reply [flat|nested] 2+ messages in thread
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2019-11-29 19:22 ` Marcel Holtmann
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