From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Helge Deller <deller@gmx.de>
Cc: stable@vger.kernel.org, Sasha Levin <sashal@kernel.org>
Subject: Re: [PATCH][for-4.14] fbdev: imsttfb: Fix use after free bug in imsttfb_probe
Date: Thu, 29 Jun 2023 17:29:03 +0200 [thread overview]
Message-ID: <2023062948-deface-banker-462d@gregkh> (raw)
In-Reply-To: <ZJ2ZFfH6qos5MFjm@p100>
On Thu, Jun 29, 2023 at 04:45:41PM +0200, Helge Deller wrote:
> Hi Greg,
>
> below is the manual backport of an upstream patch to fix the build failure
> in kernel v4.14 in imsttfb.c.
>
> It's not sufficient to just return from init_imstt() as the kernel then
> may crash later when it tries to access the non-existent framebuffer or
> cmap. Instead return failure to imsttfb_probe() so that the kernel
> will skip using that hardware/driver.
>
> Can you please apply this patch to the v4.14 stable queue?
Now queued up, thanks!
greg k-h
prev parent reply other threads:[~2023-06-29 15:29 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-29 14:45 [PATCH][for-4.14] fbdev: imsttfb: Fix use after free bug in imsttfb_probe Helge Deller
2023-06-29 15:29 ` Greg Kroah-Hartman [this message]
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