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[23.128.96.18]) by mx.google.com with ESMTP id f10si6045057ejh.351.2021.07.15.22.18.12; Thu, 15 Jul 2021 22:18:35 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@mediatek.com header.s=dk header.b=mQcCrsGR; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=mediatek.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234125AbhGPFSM (ORCPT + 99 others); Fri, 16 Jul 2021 01:18:12 -0400 Received: from mailgw02.mediatek.com ([210.61.82.184]:34680 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S231961AbhGPFSL (ORCPT ); Fri, 16 Jul 2021 01:18:11 -0400 X-UUID: c90715cfd530412f86cab2922eaad03e-20210716 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=mediatek.com; s=dk; h=Content-Transfer-Encoding:MIME-Version:Content-Type:References:In-Reply-To:Date:CC:To:From:Subject:Message-ID; bh=P1PqkGczpPcvXL+IzAZftPYToRlDDBZD9w87wJ0kAHw=; b=mQcCrsGRKaRiO8i5EZBuSWghx+bwTW1gU9lB38AR5ZwellxEGTHP04HMxE6Us5DZ791LgpxH0zwNzR8UmKKWXQvJwzxtYxGL3m5gsEfLAaAyW/ktCKrW6LPuug6OTxtiv6z8lBJLbnIVCw0p7S2e5OKZxMdtvjfA21Kkf53Kg6U=; X-UUID: c90715cfd530412f86cab2922eaad03e-20210716 Received: from mtkmbs10n1.mediatek.inc [(172.21.101.34)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-GCM-SHA384 256/256) with ESMTP id 1858786546; Fri, 16 Jul 2021 13:15:12 +0800 Received: from MTKCAS06.mediatek.inc (172.21.101.30) by mtkmbs05n2.mediatek.inc (172.21.101.140) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Fri, 16 Jul 2021 13:15:11 +0800 Received: from [172.21.77.4] (172.21.77.4) by MTKCAS06.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1497.2 via Frontend Transport; Fri, 16 Jul 2021 13:15:11 +0800 Message-ID: <1626412511.16906.0.camel@mtksdaap41> Subject: Re: [PATCH] drm/mediatek: dpi: fix NULL dereference in mtk_dpi_bridge_atomic_check From: CK Hu To: Frank Wunderlich CC: , Frank Wunderlich , Chun-Kuang Hu , "Philipp Zabel" , David Airlie , "Daniel Vetter" , Matthias Brugger , "Jitao Shi" , Rex-BC Chen , , , Date: Fri, 16 Jul 2021 13:15:11 +0800 In-Reply-To: <20210712080736.116435-1-linux@fw-web.de> References: <20210712080736.116435-1-linux@fw-web.de> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.10.4-0ubuntu2 MIME-Version: 1.0 X-MTK: N Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org SGksIEZyYW5rOg0KDQpPbiBNb24sIDIwMjEtMDctMTIgYXQgMTA6MDcgKzAyMDAsIEZyYW5rIFd1 bmRlcmxpY2ggd3JvdGU6DQo+IEZyb206IEZyYW5rIFd1bmRlcmxpY2ggPGZyYW5rLXdAcHVibGlj LWZpbGVzLmRlPg0KPiANCj4gYnJpZGdlLT5kcml2ZXJfcHJpdmF0ZSBpcyBub3Qgc2V0IChOVUxM KSBzbyB1c2UgYnJpZGdlX3RvX2RwaShicmlkZ2UpDQo+IGxpa2UgaXQncyBkb25lIGluIGJyaWRn ZV9hdG9taWNfZ2V0X291dHB1dF9idXNfZm10cw0KDQpSZXZpZXdlZC1ieTogQ0sgSHUgPGNrLmh1 QG1lZGlhdGVrLmNvbT4NCg0KPiANCj4gRml4ZXM6IGVjODc0N2M1MjQzNCAoImRybS9tZWRpYXRl azogZHBpOiBBZGQgYnVzIGZvcm1hdCBuZWdvdGlhdGlvbiIpDQo+IFNpZ25lZC1vZmYtYnk6IEZy YW5rIFd1bmRlcmxpY2ggPGZyYW5rLXdAcHVibGljLWZpbGVzLmRlPg0KPiAtLS0NCj4gIGRyaXZl cnMvZ3B1L2RybS9tZWRpYXRlay9tdGtfZHBpLmMgfCAyICstDQo+ICAxIGZpbGUgY2hhbmdlZCwg MSBpbnNlcnRpb24oKyksIDEgZGVsZXRpb24oLSkNCj4gDQo+IGRpZmYgLS1naXQgYS9kcml2ZXJz L2dwdS9kcm0vbWVkaWF0ZWsvbXRrX2RwaS5jIGIvZHJpdmVycy9ncHUvZHJtL21lZGlhdGVrL210 a19kcGkuYw0KPiBpbmRleCBiY2VkNTU1NjQ4YjAuLmEyZWNhMWY2Njk4NCAxMDA2NDQNCj4gLS0t IGEvZHJpdmVycy9ncHUvZHJtL21lZGlhdGVrL210a19kcGkuYw0KPiArKysgYi9kcml2ZXJzL2dw dS9kcm0vbWVkaWF0ZWsvbXRrX2RwaS5jDQo+IEBAIC02MDUsNyArNjA1LDcgQEAgc3RhdGljIGlu dCBtdGtfZHBpX2JyaWRnZV9hdG9taWNfY2hlY2soc3RydWN0IGRybV9icmlkZ2UgKmJyaWRnZSwN Cj4gIAkJCQkgICAgICAgc3RydWN0IGRybV9jcnRjX3N0YXRlICpjcnRjX3N0YXRlLA0KPiAgCQkJ CSAgICAgICBzdHJ1Y3QgZHJtX2Nvbm5lY3Rvcl9zdGF0ZSAqY29ubl9zdGF0ZSkNCj4gIHsNCj4g LQlzdHJ1Y3QgbXRrX2RwaSAqZHBpID0gYnJpZGdlLT5kcml2ZXJfcHJpdmF0ZTsNCj4gKwlzdHJ1 Y3QgbXRrX2RwaSAqZHBpID0gYnJpZGdlX3RvX2RwaShicmlkZ2UpOw0KPiAgCXVuc2lnbmVkIGlu dCBvdXRfYnVzX2Zvcm1hdDsNCj4gIA0KPiAgCW91dF9idXNfZm9ybWF0ID0gYnJpZGdlX3N0YXRl LT5vdXRwdXRfYnVzX2NmZy5mb3JtYXQ7DQoNCg==