linux-kernel - Re: [PATCH] usb: fotg210-udc: fix potential memory leak in fotg210_udc

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Message-ID: <CACRpkdbmqx9iOeVQ7OMD=FHiKHWLVjrn=j_LOkJh1QoD9WCdnQ@mail.gmail.com>
Date:   Sun, 4 Dec 2022 19:19:10 +0100
From:   Linus Walleij <linus.walleij@...aro.org>
To:     Yi Yang <yiyang13@...wei.com>
Cc:     gregkh@...uxfoundation.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] usb: fotg210-udc: fix potential memory leak in fotg210_udc_probe()

On Wed, Nov 30, 2022 at 11:15 AM Yi Yang <yiyang13@...wei.com> wrote:

> In fotg210_udc_probe(), if devm_clk_get() or clk_prepare_enable()
> fails, 'fotg210' will not be freed, which will lead to a memory leak.
> Fix it by moving kfree() to a proper location.
>
> Fixes: 718a38d092ec ("fotg210-udc: Handle PCLK")
> Signed-off-by: Yi Yang <yiyang13@...wei.com>

Acked-by: Linus Walleij <linus.walleij@...aro.org>

Yours,
Linus Walleij