On Mon, May 08, 2023 at 06:03:20PM +0800, Haotien Hsu wrote:
> From: EJ Hsu <ejh@xxxxxxxxxx>
>
> 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.
>
> Fixes: e8f7d2f409a1 ("phy: tegra: xusb: Add usb-phy support")
> Cc: stable@xxxxxxxxxxxxxxx
>
> Signed-off-by: EJ Hsu <ejh@xxxxxxxxxx>
> Signed-off-by: Haotien Hsu <haotienh@xxxxxxxxxx>
> ---
> V1 -> V2: Remove extra movements to clarify the change
> ---
> drivers/phy/tegra/xusb.c | 1 +
> 1 file changed, 1 insertion(+)
Haotien,
I had already given an Acked-by on v1. Typically you should add such
tags when you post new versions so that people don't have to repeat
them. Anyway, here it is again:
Acked-by: Thierry Reding <treding@xxxxxxxxxx>
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