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Date: Wed, 17 Dec 2025 10:34:58 +0100
From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: Gu Bowen <gubowen5@huawei.com>
Cc: Daniel Vetter <daniel@ffwll.ch>, Helge Deller <deller@gmx.de>,
	linux-fbdev@vger.kernel.org, dri-devel@lists.freedesktop.org,
	stable@vger.kernel.org, Lu Jialin <lujialin4@huawei.com>
Subject: Re: [PATCH v2,stable/linux-6.6.y] fbdev: Fix out-of-bounds issue in
 sys_fillrect()
Message-ID: <2025121715-vindicate-valium-1118@gregkh>
References: <20251217094530.1685998-1-gubowen5@huawei.com>
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In-Reply-To: <20251217094530.1685998-1-gubowen5@huawei.com>

On Wed, Dec 17, 2025 at 05:45:30PM +0800, Gu Bowen wrote:
> This issue has already been fixed by commit eabb03293087 ("fbdev:
> Refactoring the fbcon packed pixel drawing routines") on v6.15-rc1, but it
> still exists in the stable version.

Why not take the refactoring changes instead?  That is almost always the
proper thing to do, one-off changes are almost always wrong and cause
extra work in the long-term.

Please try backporting those changes instead please.

thanks,

greg k-h