linux-kernel - Re: [PATCH 0/3 RESEND] drm/exynos: vidi: fix various memory corruption bugs

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Message-ID: <CAO9qdTHodCQ=SnnSASSNnNiTyjxb6r2yfVMuTvdT8+LRLtf4Hg@mail.gmail.com>
Date: Mon, 2 Feb 2026 19:28:33 +0900
From: Jeongjun Park <aha310510@...il.com>
To: Inki Dae <daeinki@...il.com>
Cc: Seung-Woo Kim <sw0312.kim@...sung.com>, Kyungmin Park <kyungmin.park@...sung.com>, 
	David Airlie <airlied@...il.com>, Simona Vetter <simona@...ll.ch>, 
	Krzysztof Kozlowski <krzk@...nel.org>, Alim Akhtar <alim.akhtar@...sung.com>, 
	DRI mailing list <dri-devel@...ts.freedesktop.org>, linux-arm-kernel@...ts.infradead.org, 
	linux-samsung-soc@...r.kernel.org, linux-kernel@...r.kernel.org, 
	stable@...r.kernel.org
Subject: Re: [PATCH 0/3 RESEND] drm/exynos: vidi: fix various memory
 corruption bugs

Hello Inki,

Inki Dae <daeinki@...il.com> wrote:
>
> Hello Mr Park,
>
> I'm sorry for being late. I forgot to review the patch you had posted before. I will proceed with the review soon.
>
> Thanks,
> Inki Dae
>

Sorry I checked my email again and realized I forgot to add the Fixes tag.
I'll write a v2 patch and send it to you right away.

Regards,
Jeongjun Park

>
> 2026년 1월 19일 (월) 오후 5:26, Jeongjun Park <aha310510@...il.com>님이 작성:
>>
>> This is a series of patches that address several memory bugs that occur
>> in the Exynos Virtual Display driver.
>>
>> Jeongjun Park (3):
>>   drm/exynos: vidi: use priv->vidi_dev for ctx lookup in vidi_connection_ioctl()
>>   drm/exynos: vidi: fix to avoid directly dereferencing user pointer
>>   drm/exynos: vidi: use ctx->lock to protect struct vidi_context member variables related to memory alloc/free
>>
>>  drivers/gpu/drm/exynos/exynos_drm_drv.h  |  1 +
>>  drivers/gpu/drm/exynos/exynos_drm_vidi.c | 74 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-----------
>>  2 files changed, 64 insertions(+), 11 deletions(-)
>>