From: Pavel Machek <pavel@denx.de>
To: Sasha Levin <sashal@kernel.org>
Cc: linux-kernel@vger.kernel.org, stable@vger.kernel.org,
"Jesse Zhang" <jesse.zhang@amd.com>,
"Christian König" <christian.koenig@amd.com>,
"Alex Deucher" <alexander.deucher@amd.com>,
Xinhui.Pan@amd.com, airlied@gmail.com, daniel@ffwll.ch,
Felix.Kuehling@amd.com, shashank.sharma@amd.com,
guchun.chen@amd.com, Philip.Yang@amd.com, mukul.joshi@amd.com,
xiaogang.chen@amd.com, amd-gfx@lists.freedesktop.org,
dri-devel@lists.freedesktop.org
Subject: Re: [PATCH AUTOSEL 6.1 13/14] drm/amdgpu: fix dereference null return value for the function amdgpu_vm_pt_parent
Date: Tue, 18 Jun 2024 11:11:11 +0200 [thread overview]
Message-ID: <ZnFPL2BeQOEGPO6Q@duo.ucw.cz> (raw)
In-Reply-To: <20240605120455.2967445-13-sashal@kernel.org>
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Hi!
> [ Upstream commit a0cf36546cc24ae1c95d72253c7795d4d2fc77aa ]
>
> The pointer parent may be NULLed by the function amdgpu_vm_pt_parent.
> To make the code more robust, check the pointer parent.
If this can happen, it should not WARN().
If this can not happen, we don't need the patch in stable.
Best regards,
Pavel
--
DENX Software Engineering GmbH, Managing Director: Erika Unter
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
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next prev parent reply other threads:[~2024-06-18 9:11 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-05 12:04 [PATCH AUTOSEL 6.1 01/14] nvme-multipath: find NUMA path only for online numa-node Sasha Levin
2024-06-05 12:04 ` [PATCH AUTOSEL 6.1 02/14] dma-mapping: benchmark: avoid needless copy_to_user if benchmark fails Sasha Levin
2024-06-05 12:04 ` [PATCH AUTOSEL 6.1 03/14] nvme: adjust multiples of NVME_CTRL_PAGE_SIZE in offset Sasha Levin
2024-06-05 12:04 ` [PATCH AUTOSEL 6.1 04/14] afs: Don't cross .backup mountpoint from backup volume Sasha Levin
2024-06-05 12:04 ` [PATCH AUTOSEL 6.1 05/14] regmap-i2c: Subtract reg size from max_write Sasha Levin
2024-06-05 12:04 ` [PATCH AUTOSEL 6.1 06/14] platform/x86: touchscreen_dmi: Add support for setting touchscreen properties from cmdline Sasha Levin
2024-06-05 12:04 ` [PATCH AUTOSEL 6.1 07/14] platform/x86: touchscreen_dmi: Add info for GlobalSpace SolT IVW 11.6" tablet Sasha Levin
2024-06-05 12:04 ` [PATCH AUTOSEL 6.1 08/14] platform/x86: touchscreen_dmi: Add info for the EZpad 6s Pro Sasha Levin
2024-06-05 12:04 ` [PATCH AUTOSEL 6.1 09/14] nvmet: fix a possible leak when destroy a ctrl during qp establishment Sasha Levin
2024-06-05 12:04 ` [PATCH AUTOSEL 6.1 10/14] kbuild: fix short log for AS in link-vmlinux.sh Sasha Levin
2024-06-05 12:04 ` [PATCH AUTOSEL 6.1 11/14] nfc/nci: Add the inconsistency check between the input data length and count Sasha Levin
2024-06-05 12:04 ` [PATCH AUTOSEL 6.1 12/14] spi: cadence: Ensure data lines set to low during dummy-cycle period Sasha Levin
2024-06-05 12:04 ` [PATCH AUTOSEL 6.1 13/14] drm/amdgpu: fix dereference null return value for the function amdgpu_vm_pt_parent Sasha Levin
2024-06-18 9:11 ` Pavel Machek [this message]
2024-06-18 11:42 ` Christian König
2024-07-22 12:55 ` Sasha Levin
2024-06-05 12:04 ` [PATCH AUTOSEL 6.1 14/14] null_blk: Do not allow runt zone with zone capacity smaller then zone size Sasha Levin
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