Received: by 2002:a05:6a10:206:0:0:0:0 with SMTP id 6csp4896561pxj; Tue, 22 Jun 2021 10:20:45 -0700 (PDT) X-Google-Smtp-Source: ABdhPJy3i6bh7Dak1Ylp7+Rj4f1m/Z9HqlGEmoTA65U1Q2yyWqecoj8BOqJezDvirYep4ye2W8wK X-Received: by 2002:aa7:c3d6:: with SMTP id l22mr6637184edr.245.1624382444929; Tue, 22 Jun 2021 10:20:44 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1624382444; cv=none; d=google.com; s=arc-20160816; b=Lt07Emc9Q2Md1dxAfzNyOiEzJ1Qlx+3+q6pV57Cn84I69fWmPV8Cs0piijEm/NNgS9 cjf/KbVcoYA8Uzxv7NK+1txqAuOvnO8PWp6E7s0QOMKUVlcsxMfHbkDw7BZShscH+/ZC rGKhKieq02UD4Dr0h6tiyAmnmjLfzinoYLHiSY2UldQKAcciWG7vU+tw9r/MzJEoZFEf 9Obpvv4x4i2QWoL3eAzi//xUzcweDzf9Eum3VEK/QZUDeAVZoPv6zBYaFK2uZUiFtA/y QyUmIelUs06U7zDNnCXBo2Miadzf1qzXz9eNPpV1LfcQB2AsUwSSkl6d4C5B3updiWOP ALSQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:in-reply-to:content-disposition:mime-version :references:message-id:subject:cc:to:from:date; bh=/qvBWsf4m6CmNHfUJMkeuBUJElLvPQEais4CVm/KWi4=; b=ZYuWPKn7LDIhGXO/6zxQ1Yu4j31/BWRkaG5FqSctg9zAUf5Cv/p8YznEG0FTDqXlfg GPd3JobF7gjBbHgaf6gSSl5+eNj4pzHi/Wkl9LYJTvWMlx3HjriDM1A2g8noPSOx+ctZ 9W36r9kSiY/B/j1QgJNatsDtoeLlNSZcK0plwx7iR2yXOK1VsLQjEFbskpgcjp5b0ILV japZzdYbTzRQYcXSc/RpsehB30Y8zMELTVqlIXGuMYYYtC5vi7QAwm+itHQ2e60B16Ku laDFZ1jTzTktfsNvLMum7dLfPwG7eZE5vysGvWR2HckF0/Fyt4cUmsj2GHtyHhLPeLq2 lJEQ== ARC-Authentication-Results: i=1; mx.google.com; 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id w3si2513745edd.79.2021.06.22.10.20.20; Tue, 22 Jun 2021 10:20:44 -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; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231834AbhFVRVm (ORCPT + 99 others); Tue, 22 Jun 2021 13:21:42 -0400 Received: from isilmar-4.linta.de ([136.243.71.142]:48718 "EHLO isilmar-4.linta.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230182AbhFVRVk (ORCPT ); Tue, 22 Jun 2021 13:21:40 -0400 X-isilmar-external: YES X-isilmar-external: YES X-isilmar-external: YES X-isilmar-external: YES Received: from owl.dominikbrodowski.net (owl.brodo.linta [10.2.0.111]) by isilmar-4.linta.de (Postfix) with ESMTPSA id CEA9F20002B; Tue, 22 Jun 2021 17:19:22 +0000 (UTC) Received: by owl.dominikbrodowski.net (Postfix, from userid 1000) id 7C6B9804CD; Tue, 22 Jun 2021 19:19:19 +0200 (CEST) Date: Tue, 22 Jun 2021 19:19:19 +0200 From: Dominik Brodowski To: Andy Shevchenko Cc: Heikki Krogerus , Lee Jones , Linux Kernel Mailing List Subject: Re: v5.13-rcX regression - NULL pointer dereference - MFD and software node API Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am Tue, Jun 22, 2021 at 06:28:41PM +0300 schrieb Andy Shevchenko: > On Tue, Jun 22, 2021 at 5:37 PM Dominik Brodowski > wrote: > > Am Tue, Jun 22, 2021 at 05:10:44PM +0300 schrieb Heikki Krogerus: > > > On Tue, Jun 22, 2021 at 11:09:58AM +0300, Heikki Krogerus wrote: > > ... > > > > Before I send the patch to Rafael and Greg, can you confirm that the > > > appropriate API (device_is_registered()) also works? I'm attaching > > > patch that should be the final version (if it works). > > > > Heikki, that works perfectly. Many thanks, especially for the speedy > > development of the bugfix! > > May we transform this to the Tested-by tag? Indeed: Reported-and-tested-by: Dominik Brodowski Thanks, Dominik