From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E77C9226D05 for ; Mon, 1 Jun 2026 16:14:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780330446; cv=none; b=V1tWT7gzAUFCDENyL7MB4R5mFQHrT6cT+OBu3BLpXL0yh1CH9IqAeELxwRLStXTjbaPnfBI0VFIWPtQpOHVM+pHBeSB3ejWHnBbj3gkjtYQr3OYoa+hqE8rmMKTVpNwJ3OymH81KHUIS6LibiFZcIw1pXcMenQXtnvsK8R5YbDY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1780330446; c=relaxed/simple; bh=aaEpI9GXRz3EZr4yshfNJTwzGYvwXpQNt8splWEouIY=; h=From:Subject:Date:Message-Id:MIME-Version:Content-Type:To:Cc; b=HUj5AK6bunLPy/OMgHLswv5U1BBFlVaWERX7QHdkCYSjem98mzhebpeJZ3V5f9zzNmUS1GfyZZHaPPxFKyVHbhPULlIgczZMLsUcgWIbESaY7vqMkwohA/CAVobKxFLr/4eE71C0TBNhjozaEN7pf/j4kqPFXGL/vIcikYRpzRw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=h95Ovt9v; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="h95Ovt9v" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1780330443; bh=aaEpI9GXRz3EZr4yshfNJTwzGYvwXpQNt8splWEouIY=; h=From:Subject:Date:To:Cc:From; b=h95Ovt9vxHfhP69JU5VlaXfKvtrXpGwFxoAa8Vw127ZPodNDTXGRZj0GsmTFroLT+ zjHXPtnm/VDLWYM6vr3R9awCwZm4gulwulHl02nrt84lDPQEnkIEP6uW9PC2RrgLTH sHAi+kA259VUJP2x78xF63bLtj6XXDmzCrWPS6XoCB2kFg9M2M2pI+swqoexCoq2jp QWScb3SY6SuPinuXN721ZQ1AZXK2iQ/O8+t7MsmHOwXijMg13QRDNsnRsJINEqNmFu ajSWOj2lHuJPuxUFhwF4SNfrCcVo4E6Gwccz4eShtexHodUGVvA8sz+fz8cSJzuRKx k/kS8KrZVwKvQ== Received: from localhost (unknown [100.64.0.241]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: cristicc) by bali.collaboradmins.com (Postfix) with ESMTPSA id E7E2417E045E; Mon, 1 Jun 2026 18:14:02 +0200 (CEST) From: Cristian Ciocaltea Subject: [PATCH v4 0/3] Rockchip DRM use-after-free & null-ptr-deref fixes Date: Mon, 01 Jun 2026 19:13:43 +0300 Message-Id: <20260601-drm-rk-fixes-v4-0-c3f3f123e1da@collabora.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-B4-Tracking: v=1; b=H4sIAAAAAAAC/3XMTQ6CMBCG4auYrq1pp3/gynsYF1Cm0gjUtIZoC He3sNEQXb4z+Z6JJIweEznuJhJx9MmHIYfc74htq+GK1De5CTDQjAPQJvY03qjzT0y0MhrAGq6 UQJIn94jrIy/Ol9ytT48QX6s+8uX6Bxo5ZVSUEhwvlFEMTzZ0XVWHWB1s6MmCjfABBGcbADKgp ULraimcLH8B4gsAswFEBlwDqEvGLCvsFpjn+Q2k/8Z4LgEAAA== X-Change-ID: 20260122-drm-rk-fixes-a7622c71553e To: Sandy Huang , =?utf-8?q?Heiko_St=C3=BCbner?= , Andy Yan , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Dmitry Baryshkov , Dmitry Baryshkov , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Luca Ceresoli Cc: kernel@collabora.com, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org X-Mailer: b4 0.15.2 The first three patches in the series are fixes for use-after-free & null-ptr-deref related issues found in dw_dp and inno-hdmi Rockchip DRM drivers. The following three patches provide a few minor improvements to dw_dp and dw_hdmi_qp, while the remaining two address use-after-free and memory allocation in DW DP core library. Signed-off-by: Cristian Ciocaltea --- Changes in v4: - Collected R-b from Andy - Fixed a conflict while rebasing onto latest drm-misc-next - Added new patch: drm/rockchip: dw_dp: Add missing newline in dev_err_probe() message - Link to v3: https://lore.kernel.org/r/20260327-drm-rk-fixes-v3-0-fd2e6900c08c@collabora.com Changes in v3: - Dropped patches 1..6,8 already applied by Heiko - Reworked remaining patch "drm/bridge: synopsys: dw-dp: Unregister AUX channel on bridge detach" into: * drm/bridge: synopsys: dw-dp: Support unregistering the AUX channel * drm/rockchip: dw_dp: Release core resources - Link to v2: https://lore.kernel.org/r/20260310-drm-rk-fixes-v2-0-645ecfb43f49@collabora.com Changes in v2: - Fixed conflicts while rebasing onto latest drm-misc-next - Added two more patches: * drm/bridge: synopsys: dw-dp: Unregister AUX channel on bridge detach * drm/bridge: synopsys: dw-dp: Drop useless memory allocation - Link to v1: https://lore.kernel.org/r/20260122-drm-rk-fixes-v1-0-3942f185750e@collabora.com To: Andy Yan To: Andrzej Hajda To: Neil Armstrong To: Robert Foss To: Laurent Pinchart To: Jonas Karlman To: Jernej Skrabec To: Luca Ceresoli To: Maarten Lankhorst To: Maxime Ripard To: Thomas Zimmermann To: David Airlie To: Simona Vetter To: Dmitry Baryshkov To: Sandy Huang To: Heiko Stübner To: Dmitry Baryshkov To: Cristian Ciocaltea Cc: kernel@collabora.com Cc: dri-devel@lists.freedesktop.org Cc: linux-kernel@vger.kernel.org Cc: linux-arm-kernel@lists.infradead.org Cc: linux-rockchip@lists.infradead.org --- Cristian Ciocaltea (3): drm/bridge: synopsys: dw-dp: Support unregistering the AUX channel drm/rockchip: dw_dp: Add missing newline in dev_err_probe() message drm/rockchip: dw_dp: Release core resources drivers/gpu/drm/bridge/synopsys/dw-dp.c | 6 ++++++ drivers/gpu/drm/rockchip/dw_dp-rockchip.c | 15 +++++++++++++-- include/drm/bridge/dw_dp.h | 1 + 3 files changed, 20 insertions(+), 2 deletions(-) --- base-commit: e84b07e0a30b371117f9a1120a4645c213f39cd9 change-id: 20260122-drm-rk-fixes-a7622c71553e