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=-2.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 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 D3D91C2BA2B for ; Fri, 10 Apr 2020 12:26:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 8432F2078E for ; Fri, 10 Apr 2020 12:26:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=web.de header.i=@web.de header.b="D3xjdJq4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726598AbgDJM0Q (ORCPT ); Fri, 10 Apr 2020 08:26:16 -0400 Received: from mout.web.de ([212.227.17.12]:49751 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726009AbgDJM0Q (ORCPT ); Fri, 10 Apr 2020 08:26:16 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=web.de; s=dbaedf251592; t=1586521561; bh=YO56BPgYzbHFNxdDwWjsTw/E9oBuPLxFfNzdCIp6mAs=; h=X-UI-Sender-Class:Subject:To:Cc:References:From:Date:In-Reply-To; b=D3xjdJq4mpyPp70lIQToTHY0LOpHy79F6cb7GkR92GCu6zTLBLQvpVoDwAogZg9qI yDhoHjfLs6zvAN+Q2bzQ/T3HSs0XqJTrBlpHXzyRqeYO4gLO0NaCIf3PnNyhWBIcLd VF/crkEeq3V2YtiYbxcv9o/ItBLCzdS2DKnaFTSY= X-UI-Sender-Class: c548c8c5-30a9-4db5-a2e7-cb6cb037b8f9 Received: from [192.168.1.3] ([78.48.110.107]) by smtp.web.de (mrweb102 [213.165.67.124]) with ESMTPSA (Nemesis) id 0M1G68-1j7Yjg3QUq-00tFCv; Fri, 10 Apr 2020 14:26:00 +0200 Subject: Re: drm/tve200: Checking for a failed platform_get_irq() call in tve200_probe() To: Sam Ravnborg , Linus Walleij , dri-devel@lists.freedesktop.org Cc: kernel-janitors@vger.kernel.org, LKML , Daniel Vetter , David Airlie , Tang Bin References: <0263f4fb-c349-7651-b590-8722cdd30c85@web.de> <20200410101831.GA27723@ravnborg.org> <235b500a-0e5e-9ca3-4be5-9026c7d9f87f@web.de> <20200410121406.GA31761@ravnborg.org> From: Markus Elfring Autocrypt: addr=Markus.Elfring@web.de; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.6.0 MIME-Version: 1.0 In-Reply-To: <20200410121406.GA31761@ravnborg.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: quoted-printable X-Provags-ID: V03:K1:ENl+PHrRm1maYRXaPLAvlLBNx2LGvgEOXf7qBl9KRvHwsrP7XJp hyDlAOgG33Ybok6hbqEaR35n/+SupIv643FvhngtV85k8vebv12fO0SSVDU4ToSSufblfC2 no1iEQv7Mrf0lZvHNzrBkxg13st8JmsMRG3cY3T94hJev5xeKhxYhBVc6QggxmWIgWkfys4 4Z9sc4YHAKUv6zrikvgmg== X-UI-Out-Filterresults: notjunk:1;V03:K0:yRVjjf1/rAA=:3org7h9KR9v+EgHX14Hdhm pfc8KsRSqh3iUBmBUk/sbZZX7qTMqkvtIIn1Acu2BZXgvPgXkcHCA7mqjlAHe3SWWjyYx+Umx yr6bG/Gy68gX83a7dH68/vuWaIf+y5sRJ7bHIRTQqKiasG1OnahANZ/jAS8Efm5yQ2GpWifOM 04ooAmGwa5IBCik5lGTYTB691hg3XIlpQK4U+Dtx9ACGhSOjzz6hbLsMiyN27YMMMqK+dnMDn dttdekDK+Fsf+JeO9HydOTnnoLdIusVpgAOY3Sjmnqlx0JJKVEBXwrNPxd5PIax3lMd97Kpfi pdGOkqksl0fHMIDu/R/XKvRxcAn1j/1PZ0jOKaGv+7OxKRjehf9HTELTvsbUuLMViJjDPirMF P/u0ZtnknrgBBM78eMcj8ORZj+e+3r9G3OnBsOtkvZelwjU41YaIzkMuLW4P6hmirLrTEDDDp 3gZr8LRupQamSrJg+6xywhp5lMIX7SAHejyXm1DpnqWtURHUDX/KnaQ/O+vXP/kCJPX4wuyVZ QD/O7KHmX10kU3Bu7L2JnAWtd3MDiWcmfoewozBQC0eKKVnc7/MokYQuWQanQspfon7RZo65c ZrZZyjuGOv0dDi5emnPwkjv2znG8mVgo3bX0Jp1kc3YNUomHIYDu7Fnrc9yM085ULFTsfVZqZ qjLGtoPW0N5V7bGz+d8zATnK5B4jka0BXkSHDVCHtfysOeDYNz4boZfWSZslGajhkcJ1QnQhJ wmf13sGigifKSLRsDkXKY3VZgFVMv4C8DwZPkP8ptOuUWgkvZ/Iia53TdlvTE4u/tmgI2ZEN+ Z5Q/1VANXNE8QgBNzDI12DqH9FZwMPsRoHtFTwzwhRdktnij00hT03Q5dW05KBmiCXTi0M5lb yLm5EsBIsgz+YUI4y5qxAr1H7m1h3WpRV/TAE7AjZHP8i+lwoQheMtJEbZ1M+6tuiL4bgbA0z alWriU9YbCNcEhh6SmRZtrHF07p2HPafdPRmecmhY1gv6iyDiGnAGnzICa1FidZJdRVPf1UED Q0/Luv8j/XhsefQEv8Z2nPJb21zLRMWGG2wjdHnZUDP9EAWFu3qQ8ehZ870zuyESeeWNyfNiE daSGb8127/OZIwHoX6MhQExr+rbpPoWzOKEkAAkeexKJp1ioO+gomgqHNT8/ivDg/bQZhkD+f QpCWQO0FFM4guX2cDwc4gQ12QbhK2aGGPeQKMBQaLM1oP1FSsgNqS6I8yIhNg0bMZ1QmRgjCM wPknSlwm27t2OAHXJ Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >> I found 20 source files from the software =E2=80=9CLinux next-20200408= =E2=80=9D >> which seem to contain similar update candidates. >> Would you like to clarify any extensions for improved applications >> of scripts with the semantic patch language (Coccinelle software) >> for corresponding analysis and transformation purposes? > Please just send a series of patches, one for each driver. I am used to this possibility for years. > Each changelog needs to explain the rationale behind the change. I hope to achieve higher confidence also around specific checks for return values of Linux functions so that unwanted misunderstandings can be avoided for mentioned implementation details. > As for coccinelle - I cannot help you. I might help you more also by the means of this development tool if related system factors can be improved somehow. Regards, Markus