This is a note to let you know that I've just added the patch titled
Bluetooth: btusb: Fix memleak in btusb_mtk_submit_wmt_recv_urb
to the 5.8-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
bluetooth-btusb-fix-memleak-in-btusb_mtk_submit_wmt_.patch
and it can be found in the queue-5.8 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 6fa209aa4bc942a0ee5f81154c2bee3d63bb0a4b
Author: Dinghao Liu <dinghao.liu@xxxxxxxxxx>
Date: Sun Aug 23 15:44:21 2020 +0800
Bluetooth: btusb: Fix memleak in btusb_mtk_submit_wmt_recv_urb
[ Upstream commit d33fe77bdf75806d785dabf90d21d962122e5296 ]
When kmalloc() on buf fails, urb should be freed just like
when kmalloc() on dr fails.
Signed-off-by: Dinghao Liu <dinghao.liu@xxxxxxxxxx>
Signed-off-by: Marcel Holtmann <marcel@xxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index a5fef9aa419fd..91a0c84d55c97 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -2849,6 +2849,7 @@ static int btusb_mtk_submit_wmt_recv_urb(struct hci_dev *hdev)
buf = kmalloc(size, GFP_KERNEL);
if (!buf) {
kfree(dr);
+ usb_free_urb(urb);
return -ENOMEM;
}
