diff mbox series

[5.9,727/757] Bluetooth: btusb: Fix memleak in btusb_mtk_submit_wmt_recv_urb

Message ID 20201027135524.611262484@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg KH Oct. 27, 2020, 1:56 p.m. UTC
From: Dinghao Liu <dinghao.liu@zju.edu.cn>

[ 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@zju.edu.cn>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/bluetooth/btusb.c | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 8d2608ddfd087..f88968bcdd6a8 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -2896,6 +2896,7 @@  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;
 	}