From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id B2CB9C48BE5 for ; Tue, 22 Jun 2021 15:29:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 923D060FEB for ; Tue, 22 Jun 2021 15:29:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231552AbhFVPcJ (ORCPT ); Tue, 22 Jun 2021 11:32:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59822 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232392AbhFVPbg (ORCPT ); Tue, 22 Jun 2021 11:31:36 -0400 Received: from mail-pg1-x532.google.com (mail-pg1-x532.google.com [IPv6:2607:f8b0:4864:20::532]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E0421C061787 for ; Tue, 22 Jun 2021 08:29:19 -0700 (PDT) Received: by mail-pg1-x532.google.com with SMTP id n12so8628607pgs.13 for ; Tue, 22 Jun 2021 08:29:19 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:from:date:message-id:subject:to :cc; bh=4ZLZP6SLEvIJeycmW3JhlHuN2dQQJzCXGQZn2s6TLB4=; b=RYJB9JUXHW7xXPq+dMRozgFH87tS0IUdoLh7RH0SUo9y89FI3Ue27pcpi15xDHpBvo eU3Tu+La9+6r889uvnKAWHTj60zBSjds5/ujKo2C4afCa82aIIeDt6vBZSX4GxMh6SFR vNsR18Kz8MOyQwDmsNwE0pG8K/i0zcZ9q7Lr9OThw6MTzKTjo81Gp5HG4QVPZ6nTl3Mo vO2rUncIkXKcJWGYB2Uf4Xt566ySCBAx/8SNec7PMwJMyKo5FnfkWMlUeM1Fy//5pneO 2eMwmTuO6DFKQ/4K0uARRv99oafBtkTRiCZKwTG+CeMfxV2vP1+pKez84O1uox5tN4Q5 UIYQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=4ZLZP6SLEvIJeycmW3JhlHuN2dQQJzCXGQZn2s6TLB4=; b=rw2+3ap+qmiHNcNzwYFcUYMkzROgg/pc/XfBLLjeZw9eY3eFtUytDoNnv+MatYBobj ldGnLYxlt0cPUnuk/acAHxJN88L2Ct7JtmxNs6SUCbAsLaEzNCtb31E3iqoS5ukQiMUB Z2T5jHuAl2Yzq33dOlQvYhGvQ6pyEKJq0AW2A4AKU0DlfXEqNxY3gq1Djqtw9wcQrz6O BH663KYP2SWqL37RGfFuN5NcekujbUeWq0Deefz3P+GmbQw0d5AjU2wd5oAKJtldjy8p JqbA/asVR1m4mxUMEHiRt651PyKcFugtLx9fvuWQd68rAUsDnofhjxKRvduaqRWOUWxL ogaQ== X-Gm-Message-State: AOAM532CRkviUkwVoWkvgsyN4X58et1FEpRNM9hBSZt9E1Z1DPQfdn61 UUqfYWLCrdme3oGWQ5xRgh2UR4fhryYLnMxGAyQ= X-Google-Smtp-Source: ABdhPJwkPGv9EyB/moqSzq2pvKN77usgX4g31HeXSLU9Agxr77HbcxJOZz3aHbN5CleB2+3KAt2q03VPO/8N1+6NxTE= X-Received: by 2002:a63:b00d:: with SMTP id h13mr4312110pgf.74.1624375759398; Tue, 22 Jun 2021 08:29:19 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Andy Shevchenko Date: Tue, 22 Jun 2021 18:28:41 +0300 Message-ID: Subject: Re: v5.13-rcX regression - NULL pointer dereference - MFD and software node API To: Dominik Brodowski Cc: Heikki Krogerus , Lee Jones , Linux Kernel Mailing List Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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? -- With Best Regards, Andy Shevchenko