From: Nicolas Dufresne <nicolas.dufresne@collabora.com>
To: aiyengar1990@gmail.com,
Benjamin Gaignard <benjamin.gaignard@collabora.com>,
Philipp Zabel <p.zabel@pengutronix.de>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Rob Herring <robh@kernel.org>,
Krzysztof Kozlowski <krzk+dt@kernel.org>,
Conor Dooley <conor+dt@kernel.org>,
Heiko Stuebner <heiko@sntech.de>,
Nicolas Frattaroli <frattaroli.nicolas@gmail.com>,
Andrzej Pietrasiewicz <andrzej.p@collabora.com>,
Ezequiel Garcia <ezequiel@vanguardiasur.com.ar>,
Hans Verkuil <hverkuil@kernel.org>,
Jernej Skrabec <jernej.skrabec@gmail.com>,
"Joerg Roedel (AMD)" <joro@8bytes.org>,
Will Deacon <will@kernel.org>,
Robin Murphy <robin.murphy@arm.com>
Cc: linux-media@vger.kernel.org, iommu@lists.linux.dev,
linux-rockchip@lists.infradead.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
Sergei Khomenkov <shomenkow@gmail.com>,
Tharit Tangkijwanichakul <tharitt97@gmail.com>,
Sascha Hauer <s.hauer@pengutronix.de>
Subject: Re: [PATCH v3 02/12] media: verisilicon: Check the match data in hantro_probe()
Date: Fri, 13 Nov 2026 12:29:01 -0500 [thread overview]
Message-ID: <7691572c6787c3808296094fb97212979c3fb3b9.camel@collabora.com> (raw)
In-Reply-To: <20261113-hantro-robust-v3-2-82383c722ad2@gmail.com>
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Le vendredi 13 novembre 2026 à 16:40 +0000, Arun Iyengar via B4 Relay a écrit :
> From: Arun Iyengar <aiyengar1990@gmail.com>
>
> A device bound through driver_override may have no OF match, and
> hantro_probe() then dereferences a NULL match. Use
> device_get_match_data() and fail with -ENODEV without match data.
>
> Fixes: 775fec69008d ("media: add Rockchip VPU JPEG encoder driver")
> Signed-off-by: Arun Iyengar <aiyengar1990@gmail.com>
Reviewed-by: Nicolas Dufresne <nicolas.dufresne@collabora.com>
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next prev parent reply other threads:[~2026-11-13 17:29 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-13 16:40 [PATCH v3 00/12] media: verisilicon: Recover the Rockchip VPUs from faults and timeouts Arun Iyengar via B4 Relay
2026-11-13 16:40 ` [PATCH v3 01/12] dt-bindings: media: rockchip,rk3568-vepu: Add the reset lines Arun Iyengar via B4 Relay
2026-11-13 16:40 ` [PATCH v3 02/12] media: verisilicon: Check the match data in hantro_probe() Arun Iyengar via B4 Relay
2026-11-13 17:29 ` Nicolas Dufresne [this message]
2026-11-13 16:40 ` [PATCH v3 03/12] media: verisilicon: Complete the request when the VPU can't resume Arun Iyengar via B4 Relay
2026-11-13 16:40 ` [PATCH v3 04/12] media: verisilicon: Don't hold the VPU in reset after remove Arun Iyengar via B4 Relay
2026-11-13 16:40 ` [PATCH v3 05/12] media: verisilicon: Enable the Rockchip encoder interrupt again after a reset Arun Iyengar via B4 Relay
2026-11-13 16:40 ` [PATCH v3 06/12] media: verisilicon: Reset the Rockchip encoder cores on timeout Arun Iyengar via B4 Relay
2026-11-13 16:40 ` [PATCH v3 07/12] media: verisilicon: Reinitialize the IOMMU after resetting an encoder core Arun Iyengar via B4 Relay
2026-11-13 16:40 ` [PATCH v3 08/12] media: verisilicon: Acquire the reset lines only while using them Arun Iyengar via B4 Relay
2026-11-13 16:40 ` [PATCH v3 09/12] dt-bindings: iommu: verisilicon: Add the reset lines Arun Iyengar via B4 Relay
2026-11-13 16:40 ` [PATCH v3 10/12] iommu/vsi: Deassert the reset lines on probe Arun Iyengar via B4 Relay
2026-11-13 16:40 ` [PATCH v3 11/12] arm64: dts: rockchip: Add the reset lines of the RK3588 VEPU121 cores Arun Iyengar via B4 Relay
2026-11-13 16:40 ` [PATCH v3 12/12] arm64: dts: rockchip: Add the reset lines of the RK3588 AV1 IOMMU Arun Iyengar via B4 Relay
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