Received: by 10.223.185.116 with SMTP id b49csp3014051wrg; Mon, 5 Mar 2018 12:29:02 -0800 (PST) X-Google-Smtp-Source: AG47ELvClvg/4UTZRqj8YZFHWwMs7l2eVM8h7cVA5dgOVRW2al5w65Wnif3iKvCa99j6hdpUAJVi X-Received: by 10.101.67.198 with SMTP id n6mr13150409pgp.150.1520281742103; Mon, 05 Mar 2018 12:29:02 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1520281742; cv=none; d=google.com; s=arc-20160816; b=q1qoT6RGifsMnTYrQeTBJUjdTeRGS2ALGpDnczb4imwqnKiaiwKG9pvv6MzZ439Hd+ zg0+ybvExafQP81OaH4SU7Z9T0PAwceQnqDD/KhBPUvAsI/ONNBrR22GBDkafRrH4p0F jYonSUPwwyxuPrIQfgDDIXHvpWlrd5k4rpbAHitl9KOvZWQBjWtL4I+xlkVdBFICplbC pYVW++H9ABdJYZbuGyO1BNXWCCqg5owN8yQu4gEHTWkidl4cQ+nxy7ZeVOaGLIkGYsxg KGSylAmH/FoWNXizClKVgqjHaHWasUeOjp6beSCMDSLYuCu8O4BLjTq7o1+tn8aCLzk/ /p/w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :arc-authentication-results; bh=gLQ/QXgcmI8KU4aME79ZIsJrpxJWbqEfVG94BErcX0Q=; b=pjF351w2OH1S7x8ZuXDqH5w6yHptMfGFekCUqPx1bCDiNaelByNJ8vdrOfAeNHoV+M y/pe6qLRfmFcXpQOz/oWtK3F3D0S1/M6iCn5hz9nxcqYevf5Clsz8XB4wxl7oPCyGdA0 y8GvY8rsAMCJGj3sSgrN0R49YL8W7ZjObTGVELXkspZw3i17DxPI1zkQMGAtmonXQ/CI SlfLhtx7+ag30g1Se/6M4JllQotd0YkLrZinso83CL4AHC+1FOHB9YovmVtORA2XhhfW NIjd30BhVxskKJtnlbPGqFzHG72xSgEJh8tEZXM0ZjitqwqejoNttfngQvwKI2oh1xZi v4wA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id l19si8805150pgo.629.2018.03.05.12.28.48; Mon, 05 Mar 2018 12:29:02 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753174AbeCEU0i convert rfc822-to-8bit (ORCPT + 99 others); Mon, 5 Mar 2018 15:26:38 -0500 Received: from gloria.sntech.de ([95.129.55.99]:40884 "EHLO gloria.sntech.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752975AbeCEU0f (ORCPT ); Mon, 5 Mar 2018 15:26:35 -0500 Received: from ip9234b283.dynamic.kabel-deutschland.de ([146.52.178.131] helo=diego.localnet) by gloria.sntech.de with esmtpsa (TLS1.1:DHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.80) (envelope-from ) id 1eswgh-0001q4-RX; Mon, 05 Mar 2018 21:26:23 +0100 From: Heiko =?ISO-8859-1?Q?St=FCbner?= To: Jeffy Chen Cc: linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Elaine Zhang , "Rafael J. Wysocki" , Geert Uytterhoeven , linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH] soc: rockchip: power-domain: Add a sanity check on pd->num_clks Date: Mon, 05 Mar 2018 21:26:23 +0100 Message-ID: <2446754.ohlkqz2d1D@diego> In-Reply-To: <20180305091722.22246-1-jeffy.chen@rock-chips.com> References: <20180305091722.22246-1-jeffy.chen@rock-chips.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8BIT Content-Type: text/plain; charset="iso-8859-1" Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Montag, 5. M?rz 2018, 10:17:22 CET schrieb Jeffy Chen: > The of_count_phandle_with_args() can fail and return error(for example, > rk3399 pd_vio doesn't have clocks). That would break the pd probe. > > Add a sanity check on pd->num_clks to avoid that. > > Fixes: 65084121d59d ("soc: rockchip: power-domain: use clk_bulk APIs") > Reported-by: Shawn Lin > Signed-off-by: Jeffy Chen applied for 4.17 Thanks Heiko