2023-09-04 19:35:58

by Jiri Kosina

[permalink] [raw]
Subject: Re: [PATCH] HID: sony: Fix a potential memory leak in sony_probe()

On Sun, 3 Sep 2023, Christophe JAILLET wrote:

> If an error occurs after a successful usb_alloc_urb() call, usb_free_urb()
> should be called.
>
> Fixes: fb1a79a6b6e1 ("HID: sony: fix freeze when inserting ghlive ps3/wii dongles")
> Signed-off-by: Christophe JAILLET <[email protected]>
> ---
> The NULL check is not needed, but I think that it is more informative
> written this way.
> ---
> drivers/hid/hid-sony.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/hid/hid-sony.c b/drivers/hid/hid-sony.c
> index dd942061fd77..a02046a78b2d 100644
> --- a/drivers/hid/hid-sony.c
> +++ b/drivers/hid/hid-sony.c
> @@ -2155,6 +2155,9 @@ static int sony_probe(struct hid_device *hdev, const struct hid_device_id *id)
> return ret;
>
> err:
> + if (sc->ghl_urb)
> + usb_free_urb(sc->ghl_urb);
> +

Applied, thanks.

--
Jiri Kosina
SUSE Labs