From d33fe77bdf75806d785dabf90d21d962122e5296 Mon Sep 17 00:00:00 2001
From: Dinghao Liu <dinghao.liu@zju.edu.cn>
Date: Sun, 23 Aug 2020 15:44:21 +0800
Subject: [PATCH] Bluetooth: btusb: Fix memleak in btusb_mtk_submit_wmt_recv_urb
Git-commit: d33fe77bdf75806d785dabf90d21d962122e5296
Patch-mainline: v5.10-rc1
References: git-fixes
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>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/bluetooth/btusb.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 414575eccbad..fe80588c7bd3 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;
}
--
2.16.4