linux-kernel - Re: [PATCH v3] phy: tegra: xusb: Clear the driver reference in usb-phy dev

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Message-ID: <ZJLmrHC/yvqmWOqG@matsya>
Date:   Wed, 21 Jun 2023 17:31:48 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Haotien Hsu <haotienh@...dia.com>
Cc:     JC Kuo <jckuo@...dia.com>,
        Kishon Vijay Abraham I <kishon@...nel.org>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        linux-phy@...ts.infradead.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org, Wayne Chang <waynec@...dia.com>,
        EJ Hsu <ejh@...dia.com>
Subject: Re: [PATCH v3] phy: tegra: xusb: Clear the driver reference in
 usb-phy dev

On 09-06-23, 14:29, Haotien Hsu wrote:
> From: EJ Hsu <ejh@...dia.com>
> 
> For the dual-role port, it will assign the phy dev to usb-phy dev and
> use the port dev driver as the dev driver of usb-phy.
> 
> When we try to destroy the port dev, it will destroy its dev driver
> as well. But we did not remove the reference from usb-phy dev. This
> might cause the use-after-free issue in KASAN.

Applied, thanks

-- 
~Vinod