From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from out162-62-63-194.mail.qq.com (out162-62-63-194.mail.qq.com [162.62.63.194]) (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 6B3801DF246 for ; Fri, 4 Jul 2025 03:12:08 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=162.62.63.194 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751598733; cv=none; b=fJyZ9BEhuQgfCrhia5x6dBlmDh0n+ZjyHiaskxL3k/gHEyyEgkpkPJOWmM+14OHeGdrU+kMVGWrbn6gGCAfJAI3NQq+WWmcA0raZQ4f3ZEiVmcYFcNGq5WU+kJeA6THcOrlV0BP9ECDsw9Zn9XPaAjd7qqNn9a2ezafpC0dsjmM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751598733; c=relaxed/simple; bh=nYggTAMcLj6Uqc5ac+V9709CFd+IIQwLhlfVXY/u0K4=; h=Message-ID:From:To:Cc:Subject:Date:In-Reply-To:References: MIME-Version; b=Mjp4fpsq++8yGEBm/KhHCfsqGRTfGwBhjsgSy5PaJgdb1RsDjOnNtlL1rBdvFoCMSk2E8FLnzdOxjNwZDLWgqUywa3iWUfhuSimMnSVVt1z3kqlVIJvMedEcF68AFZfCnWC3hKfrkQNEHtH04ta4khLkM3XXLWY3UTkfsXJZyR4= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=qq.com; spf=pass smtp.mailfrom=qq.com; dkim=pass (1024-bit key) header.d=qq.com header.i=@qq.com header.b=dAS01igL; arc=none smtp.client-ip=162.62.63.194 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=qq.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=qq.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=qq.com header.i=@qq.com header.b="dAS01igL" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=qq.com; s=s201512; t=1751598725; bh=nYggTAMcLj6Uqc5ac+V9709CFd+IIQwLhlfVXY/u0K4=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=dAS01igLKiEgIY80eMambZkcvvF2n25fH43OeHIWr1+Vh20iBZ34eJ4MVCdUweJaO B7QVs1vz1eqUjtMK0OTkyL14DllTpkRufb+T6GuXei18fioGDtrvK9HcDdk8nJEzbq L+olhwP8bNVKsRolD6EJv4/E5SmlCb7AD5m/gfLQ= Received: from VM-222-126-tencentos.localdomain ([14.22.11.163]) by newxmesmtplogicsvrszb21-0.qq.com (NewEsmtp) with SMTP id 301A4097; Fri, 04 Jul 2025 11:12:01 +0800 X-QQ-mid: xmsmtpt1751598721t1fxbom3j Message-ID: X-QQ-XMAILINFO: NCmjBvJFq6XNTfcRopDfMWg5EYfIHLYheuFWAK/UmgouXBcs/zJRiRSLWo0K2L RRA6nZSGdhBnzAudMiRIDPRvcfKXgsSz4RP4knAs9mq7HQTgOg2PoudFyJCiU9LcX6Y2e5p/WCOI 7U4QhqFi4eFQzbmcAqYWbOXeYWxGeMpO2hxDdaNrbyIFK5j2LR1BxMPHbuI4iN+qAVuekcqLXHWm 9GWdXlp4bYcEvw7wgzX3YKm8GE+HROtUgaFSGPT+XhnfLRo3irQ4FeKS+0ZmJE9hFvU+7QZ4pqRS 4Nareug/R2Itmo1sAXIw5HwRog5cwhDsWT4/zNcDY0YnULcuFps09ySbs446b9/gnpnfKHWlIpC5 rJIQ2Z2rab8t80AT5Yr4hQukaHpWTAtB55WFvrN5kBX06M1QWCPRFnel4wnZt2nidHNiiNic2YTy FTG/jJjZbGLKc0LI9XwE/P2toGe30Jzwu4Ahf3Rf1ZuhOZpE0YtBtVqDwEf36eqCatznc1ICUW34 u0j0aw4McAsoZQ+Vsr7NmS1VYjKkIS9IpcO4abAaMi6V4cwMIGx97/ZWcjImS/ERbv7v0nyP6CrI +68nP9E21HoHRMnbQ7IjPGlb0jkiqYoZUp4SMh5egYhcrSH5ugFJj6e/utFDCWRsDscfrT+vb0CG o3XT5+likPfAKEPj0T5tbU5abzvyDyCIZdxbLUaSD//CQtgTgkfpxOEoLP2nSf6ll/NXjW265jms ml4KYdNJOtWlSVUk2QyuZIYhA9oEIAHnBqM53lEhv7wR/5531Kop7NuRiGyjGEYwj9oye67S5dGO RaVLvM7x0lDXwyO6kWnqrWb5ngOMk2gBoSMn+AEC746ulNvAQ+6B1H+D6HfqRpnYYrQ6oQyw/esE WQV51ZXFz5UE3SV9YHTAwUyAW4js5DJsY8La00byLqfFDnlMa1l3mrxpvg7OXfcCgeSDiLKhDJCU bRXWR5taDF8OFGLzmY/WW0hfm7mwmlzBEboKeO7ydIuMvJAaOVjzP2XIT1TtrBTfkQLtTBlbtDe4 zk5B3whbo6RcDzQr2YebBytUkldli3sZUQsLXj7jN4790CYOXtNXYlqQsjQIaX5nsYLJoOSQ== X-QQ-XMRINFO: Mp0Kj//9VHAxr69bL5MkOOs= From: jackysliu <1972843537@qq.com> To: harry.wentland@amd.com Cc: 1972843537@qq.com, Austin.Zheng@amd.com, Dillon.Varone@amd.com, Security@tencent.com, Sung.Lee@amd.com, Wayne.Lin@amd.com, airlied@gmail.com, alexander.deucher@amd.com, alvin.lee2@amd.com, amd-gfx@lists.freedesktop.org, aurabindo.pillai@amd.com, christian.koenig@amd.com, dri-devel@lists.freedesktop.org, joshua.aberback@amd.com, linux-kernel@vger.kernel.org, linux@treblig.org, mario.limonciello@amd.com, ryanseto@amd.com, simona@ffwll.ch, siqueira@igalia.com, sunpeng.li@amd.com Subject: RE:[PATCH] drm/amd/display:fix a Null pointer dereference vulnerability Date: Fri, 4 Jul 2025 11:11:56 +0800 X-OQ-MSGID: <20250704031156.3113667-1-1972843537@qq.com> X-Mailer: git-send-email 2.43.5 In-Reply-To: <220f9fb4-45ad-4997-9572-564242737dd4@amd.com> References: <220f9fb4-45ad-4997-9572-564242737dd4@amd.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On 2025-07-03 11:15, Harry Wentland wrote >Thanks for your patch. > >Please run and fix this checkpatch.pl warning: > >WARNING: From:/Signed-off-by: email address mismatch: 'From: jackysliu <1972843537@qq.com>' != 'Signed-off-by: jackysliu ' >I would prefer to simply wrap the dc->ctx->logger and dc->ctx bits >with if (!dc->ctx) and avoid the goto. Thank you Harry, for the patient review. I'll submit a revised patch later.