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[23.128.96.34]) by mx.google.com with ESMTPS id lk12-20020a17090b33cc00b002676a1d3249si205928pjb.143.2023.09.12.15.19.18 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Sep 2023 15:19:23 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.34 as permitted sender) client-ip=23.128.96.34; Authentication-Results: mx.google.com; dkim=pass header.i=@collabora.com header.s=mail header.b=VwX0lnzJ; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.34 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=QUARANTINE sp=QUARANTINE dis=NONE) header.from=collabora.com Received: from out1.vger.email (depot.vger.email [IPv6:2620:137:e000::3:0]) by howler.vger.email (Postfix) with ESMTP id 0F5518024620; Tue, 12 Sep 2023 03:03:08 -0700 (PDT) X-Virus-Status: Clean X-Virus-Scanned: clamav-milter 0.103.10 at howler.vger.email Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233728AbjILKDE (ORCPT + 99 others); Tue, 12 Sep 2023 06:03:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:55024 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233427AbjILKC7 (ORCPT ); Tue, 12 Sep 2023 06:02:59 -0400 Received: from madras.collabora.co.uk (madras.collabora.co.uk [46.235.227.172]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3946610D8; Tue, 12 Sep 2023 03:02:55 -0700 (PDT) Received: from [192.168.1.100] (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (No client certificate requested) (Authenticated sender: kholk11) by madras.collabora.co.uk (Postfix) with ESMTPSA id 06D516607321; Tue, 12 Sep 2023 11:02:52 +0100 (BST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1694512974; bh=9w8C1A352AuElc/pOzF1lPILdDSxHTkOpqu5jgnNssQ=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=VwX0lnzJntgotJhhkzx+NR2cMwrzIYn72iWaYEmKcVpJOj+WDBA1RsE5TnyBErCKm lgugCZixc2LenshfZeSw5rvALmGLDQ2s3wuE7jI6g0A+5wDViRMKWOf30ruWE0EqbF Kfn3+8d8W+wzIgZcVY6biRV1G5XOMFAfLzecZP6xf/1tigGpSeJHrdoJUcPoaI2DGa HqqBafzGbyl2K7PN3s5n1iThP5x08Zm3vS1r1htp8XIyHfT3UmqrYTTiH3yc8WTpB8 dgv0CC4NiZMM8N2tS7vInsJ8vV2yHZy0o5g9dmTp5XhDHgU7CublAvIQsiMs96wWHl MrmSvBxjebbgQ== Message-ID: <1e049cee-a921-a6e4-f6a0-d39c6fbf2a24@collabora.com> Date: Tue, 12 Sep 2023 12:02:51 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.15.0 Subject: Re: [PATCH 3/5] clk: mediatek: clk-mt6797: Add check for mtk_alloc_clk_data Content-Language: en-US To: Jiasheng Jiang , mturquette@baylibre.com, sboyd@kernel.org, matthias.bgg@gmail.com, wenst@chromium.org, msp@baylibre.com, amergnat@baylibre.com, frank.li@vivo.com, robh@kernel.org, owen.chen@mediatek.com, mars.cheng@mediatek.com, macpaul.lin@mediatek.com, cw00.choi@samsung.com, u.kleine-koenig@pengutronix.de, wendell.lin@mediatek.com, luca.ceresoli@bootlin.com, kevin-cw.chen@mediatek.com, ryder.lee@mediatek.com, wenzhen.yu@mediatek.com Cc: linux-clk@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org References: <20230912093407.21505-1-jiasheng@iscas.ac.cn> <20230912093407.21505-3-jiasheng@iscas.ac.cn> From: AngeloGioacchino Del Regno In-Reply-To: <20230912093407.21505-3-jiasheng@iscas.ac.cn> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-Greylist: Sender passed SPF test, not delayed by milter-greylist-4.6.4 (howler.vger.email [0.0.0.0]); Tue, 12 Sep 2023 03:03:08 -0700 (PDT) Il 12/09/23 11:34, Jiasheng Jiang ha scritto: > Add the check for the return value of mtk_alloc_clk_data() in order to > avoid NULL pointer dereference. > > Fixes: 96596aa06628 ("clk: mediatek: add clk support for MT6797") > Signed-off-by: Jiasheng Jiang Reviewed-by: AngeloGioacchino Del Regno