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[23.128.96.18]) by mx.google.com with ESMTP id b15si967811edd.44.2021.06.01.21.23.58; Tue, 01 Jun 2021 21:24:21 -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=@gmail.com header.s=20161025 header.b=bMlNePzB; 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=QUARANTINE dis=NONE) header.from=gmail.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230093AbhFBEQK (ORCPT + 99 others); Wed, 2 Jun 2021 00:16:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40824 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230063AbhFBEQJ (ORCPT ); Wed, 2 Jun 2021 00:16:09 -0400 Received: from mail-pj1-x1032.google.com (mail-pj1-x1032.google.com [IPv6:2607:f8b0:4864:20::1032]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 25562C061574; Tue, 1 Jun 2021 21:14:26 -0700 (PDT) Received: by mail-pj1-x1032.google.com with SMTP id k22-20020a17090aef16b0290163512accedso937779pjz.0; Tue, 01 Jun 2021 21:14:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=i3hkQi856Bzw2b3+ep6V1/QEppRq0ZTQAWJW2s33B8U=; b=bMlNePzBbMgvUdsr9VLPBJSZOpecPaIN3Ptjl/pW8sPEwALKOzSCGv/4UiUdq7SK0m 197NmpQQO8FcPS+pAkt5rocKt03B8cyo4yIDw6xIPyTdUYbWqq9xtt7K3v90WXMzeflD 4D7DRm+6hCr0A31CmYchyvw+9MBhWdKUFa4ZmPaiIRStEwWNGnYmSM/FzE5+mAPKsMlk fF4lHSCAVmgR9+jUjdw/WPUojTBZqXqDNPG+cTPQeT6VlrD3CcCRnbwHKpJBUj294lqY c6ZGsqtdavbH96twLpI2M9OR7aoMcTohEDMGMxXjlQ08h2URB909gyU9xsct7eF04HW1 HoeA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=i3hkQi856Bzw2b3+ep6V1/QEppRq0ZTQAWJW2s33B8U=; b=sjsZLUgFdBrnbKEvoF53q1vMfsv8Qdp0nq6vyU6ShYmRn+AVLVWdEoAs/Qeeek1Xkz 1K7aT9jGTwHLJJvdjgAJsrpeDsWkU5FFo3LZ0ExdgcTsNSJup8IoySA3rS6JpDKbli3A g0qVzsTjLDSBwwd/wyCMZO4IajsiC49N4UkjeKgeF9xkkdv6+gm0Z9sHmNKuErfI6Haq VEG8jfXqHqVjrnf0ZZqRBBOFuzVzpCIPSp/B0rMJsSL3YBIg2u6Y50Y3SPSuU5RIo0N0 8PjNAZYHus28OpGbsjNiGWFB5LDx0+zneXwNIfi0j1605SngQmezXuv45u5EUiOmYBC8 bk7g== X-Gm-Message-State: AOAM530FEOtqkZRNs5ugts20mNeC7i8hH/ssI3f5MGH4Z70JXqCc3itN ZE0GviMsfekJRZooXRUm+24= X-Received: by 2002:a17:90a:b28d:: with SMTP id c13mr3390668pjr.80.1622607265599; Tue, 01 Jun 2021 21:14:25 -0700 (PDT) Received: from google.com ([2620:15c:202:201:a596:b3cb:1a6:1ee4]) by smtp.gmail.com with ESMTPSA id z5sm14676987pfa.172.2021.06.01.21.14.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Jun 2021 21:14:24 -0700 (PDT) Date: Tue, 1 Jun 2021 21:14:22 -0700 From: Dmitry Torokhov To: Takashi Iwai Cc: linux-input@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 1/2] Input: elants_i2c - Fix NULL dereference at probing Message-ID: References: <20210528071024.26450-1-tiwai@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20210528071024.26450-1-tiwai@suse.de> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, May 28, 2021 at 09:10:23AM +0200, Takashi Iwai wrote: > The recent change in elants_i2c driver to support more chips > introduced a regression leading to Oops at probing. The driver reads > id->driver_data, but the id may be NULL depending on the device type > the driver gets bound. > > Replace the driver data extraction with the device_get_match_data() > helper, and define the driver data in OF table, too. > > Fixes: 9517b95bdc46 ("Input: elants_i2c - add support for eKTF3624") > BugLink: https://bugzilla.suse.com/show_bug.cgi?id=1186454 > Cc: > Signed-off-by: Takashi Iwai Applied, thank you. -- Dmitry