[PATCH AUTOSEL 5.13 48/88] HID: thrustmaster: Fix memory leak in remove

From: Sasha Levin
Date: Thu Sep 09 2021 - 20:51:18 EST


From: Evgeny Novikov <novikov@xxxxxxxxx>

[ Upstream commit df3a97bdbc252d3421f1c5d6d713ad6e4f36a469 ]

thrustmaster_remove() does not release memory for
tm_wheel->change_request. This is fixed by the patch.

Found by Linux Driver Verification project (linuxtesting.org).

Signed-off-by: Evgeny Novikov <novikov@xxxxxxxxx>
Signed-off-by: Jiri Kosina <jkosina@xxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/hid/hid-thrustmaster.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/hid/hid-thrustmaster.c b/drivers/hid/hid-thrustmaster.c
index eede9d676bd4..3d49f22a9368 100644
--- a/drivers/hid/hid-thrustmaster.c
+++ b/drivers/hid/hid-thrustmaster.c
@@ -253,6 +253,7 @@ static void thrustmaster_remove(struct hid_device *hdev)

usb_kill_urb(tm_wheel->urb);

+ kfree(tm_wheel->change_request);
kfree(tm_wheel->response);
kfree(tm_wheel->model_request);
usb_free_urb(tm_wheel->urb);
--
2.30.2