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Fri, 20 Mar 2026 12:12:28 -0700 (PDT) Received: from junjungu-PC.localdomain ([223.167.147.240]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b083688ca4sm39599915ad.67.2026.03.20.12.12.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 20 Mar 2026 12:12:27 -0700 (PDT) From: Felix Gu Date: Sat, 21 Mar 2026 03:12:11 +0800 Subject: [PATCH 2/2] drm/bridge: th1520-dw-hdmi: Fix remove() callback MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20260321-th1520-v1-2-ec877197770d@gmail.com> References: <20260321-th1520-v1-0-ec877197770d@gmail.com> In-Reply-To: <20260321-th1520-v1-0-ec877197770d@gmail.com> To: Drew Fustini , Guo Ren , Fu Wei , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Icenowy Zheng Cc: linux-riscv@lists.infradead.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Felix Gu X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=ed25519-sha256; t=1774033935; l=1195; i=ustc.gu@gmail.com; h=from:subject:message-id; bh=Iq/IF6LUudYr57iCsECUorrqheDDpz1NtopP1SQaLhI=; b=GX+DTp9uRhkW8/vmyR0grrfU+rSZbqh4XWzlbmadXi2TWUSN0llN144L4kkBfk70i1b317S+3 2XHAcJkfyuMDz9PgvWt7KQzxoWiCgZ+TY3AUqycUY7w+DTZGVesfOAQ X-Developer-Key: i=ustc.gu@gmail.com; a=ed25519; pk=fjUXwmjchVN7Ja6KGP55IXOzFeCl9edaHoQIEUA+/hw= X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" This driver stores struct th1520_hdmi * in platform drvdata, but th1520_dw_hdmi_remove() was reading it back as struct dw_hdmi * and passing it to dw_hdmi_remove(), so teardown runs on the wrong pointer. Retrieve struct th1520_hdmi * from platform drvdata and pass hdmi->dw_hdmi to dw_hdmi_remove(). Fixes: 96f30ee0fb9d ("drm/bridge: add a driver for T-Head TH1520 HDMI controller") Signed-off-by: Felix Gu --- drivers/gpu/drm/bridge/th1520-dw-hdmi.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/bridge/th1520-dw-hdmi.c b/drivers/gpu/drm/bridge/th1520-dw-hdmi.c index c9968ec1823c..6ec9003a8f3f 100644 --- a/drivers/gpu/drm/bridge/th1520-dw-hdmi.c +++ b/drivers/gpu/drm/bridge/th1520-dw-hdmi.c @@ -146,9 +146,9 @@ static int th1520_dw_hdmi_probe(struct platform_device *pdev) static void th1520_dw_hdmi_remove(struct platform_device *pdev) { - struct dw_hdmi *hdmi = platform_get_drvdata(pdev); + struct th1520_hdmi *hdmi = platform_get_drvdata(pdev); - dw_hdmi_remove(hdmi); + dw_hdmi_remove(hdmi->dw_hdmi); } static const struct of_device_id th1520_dw_hdmi_of_table[] = { -- 2.43.0 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1763F1099B35 for ; 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a=ed25519-sha256; t=1774033935; l=1195; i=ustc.gu@gmail.com; h=from:subject:message-id; bh=Iq/IF6LUudYr57iCsECUorrqheDDpz1NtopP1SQaLhI=; b=GX+DTp9uRhkW8/vmyR0grrfU+rSZbqh4XWzlbmadXi2TWUSN0llN144L4kkBfk70i1b317S+3 2XHAcJkfyuMDz9PgvWt7KQzxoWiCgZ+TY3AUqycUY7w+DTZGVesfOAQ X-Developer-Key: i=ustc.gu@gmail.com; a=ed25519; pk=fjUXwmjchVN7Ja6KGP55IXOzFeCl9edaHoQIEUA+/hw= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260320_121229_313365_C122416D X-CRM114-Status: GOOD ( 12.37 ) X-BeenThere: linux-riscv@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org This driver stores struct th1520_hdmi * in platform drvdata, but th1520_dw_hdmi_remove() was reading it back as struct dw_hdmi * and passing it to dw_hdmi_remove(), so teardown runs on the wrong pointer. Retrieve struct th1520_hdmi * from platform drvdata and pass hdmi->dw_hdmi to dw_hdmi_remove(). Fixes: 96f30ee0fb9d ("drm/bridge: add a driver for T-Head TH1520 HDMI controller") Signed-off-by: Felix Gu --- drivers/gpu/drm/bridge/th1520-dw-hdmi.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/bridge/th1520-dw-hdmi.c b/drivers/gpu/drm/bridge/th1520-dw-hdmi.c index c9968ec1823c..6ec9003a8f3f 100644 --- a/drivers/gpu/drm/bridge/th1520-dw-hdmi.c +++ b/drivers/gpu/drm/bridge/th1520-dw-hdmi.c @@ -146,9 +146,9 @@ static int th1520_dw_hdmi_probe(struct platform_device *pdev) static void th1520_dw_hdmi_remove(struct platform_device *pdev) { - struct dw_hdmi *hdmi = platform_get_drvdata(pdev); + struct th1520_hdmi *hdmi = platform_get_drvdata(pdev); - dw_hdmi_remove(hdmi); + dw_hdmi_remove(hdmi->dw_hdmi); } static const struct of_device_id th1520_dw_hdmi_of_table[] = { -- 2.43.0 _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv