linux-kernel - Re: [PATCH v2] amba: Fix use-after-free in amba_read

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Message-ID: <CABfwK12ChYDmhvR2EO1q2NUS4Zhd1WO8UWWoSVNY331wwbKS0w@mail.gmail.com>
Date:   Tue, 6 Sep 2022 10:54:03 -0700
From:   Isaac Manjarres <isaacmanjarres@...gle.com>
To:     Gabriel Francisco <frc.gabriel@...il.com>
Cc:     Russell King <linux@...linux.org.uk>,
        Saravana Kannan <saravanak@...gle.com>,
        "Russell King (Oracle)" <rmk+kernel@...linux.org.uk>,
        patches@...linux.org.uk, Guenter Roeck <linux@...ck-us.net>,
        kernel-team@...roid.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] amba: Fix use-after-free in amba_read_periphid()

On Sun, Sep 4, 2022 at 4:15 AM Gabriel Francisco <frc.gabriel@...il.com> wrote:
>
> This patch alone on top of v6.0-rc2 still gives me the null pointer.
>
> But combining it with Zhen Lei's patch (from
> https://lkml.org/lkml/2022/8/27/164) my device boots successfully.

Hi Gabriel,

Thanks for your e-mail. I think my AMBA bus patch and
https://lore.kernel.org/all/20220817184026.3468620-1-isaacmanjarres@google.com/
(merged in 6.0-rc4), instead of Zhen Lei's patch, should fix the
problem entirely.

Thanks,
Isaac