From patchwork Fri Oct 16 02:49:11 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andrew Morton X-Patchwork-Id: 11840765 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 8C24014B4 for ; Fri, 16 Oct 2020 02:49:16 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 3CE082074D for ; Fri, 16 Oct 2020 02:49:16 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="TPinKrb3" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 3CE082074D Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 30ED3940068; Thu, 15 Oct 2020 22:49:15 -0400 (EDT) Delivered-To: linux-mm-outgoing@kvack.org Received: by kanga.kvack.org (Postfix, from userid 40) id 29794940034; Thu, 15 Oct 2020 22:49:15 -0400 (EDT) X-Original-To: int-list-linux-mm@kvack.org X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 186D3940068; Thu, 15 Oct 2020 22:49:15 -0400 (EDT) X-Original-To: linux-mm@kvack.org X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0207.hostedemail.com [216.40.44.207]) by kanga.kvack.org (Postfix) with ESMTP id D9CC1940034 for ; Thu, 15 Oct 2020 22:49:14 -0400 (EDT) Received: from smtpin07.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay03.hostedemail.com (Postfix) with ESMTP id 71059824999B for ; Fri, 16 Oct 2020 02:49:14 +0000 (UTC) X-FDA: 77376257028.07.thumb63_3315ebd27219 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin07.hostedemail.com (Postfix) with ESMTP id 548F31803F9A9 for ; Fri, 16 Oct 2020 02:49:14 +0000 (UTC) X-Spam-Summary: 10,1,0,107b222d1abc237c,d41d8cd98f00b204,akpm@linux-foundation.org,,RULES_HIT:41:355:379:800:960:967:968:973:982:988:989:1260:1345:1359:1381:1431:1437:1534:1541:1711:1730:1747:1777:1792:2393:2525:2559:2563:2682:2685:2859:2902:2933:2937:2939:2942:2945:2947:2951:2954:3022:3138:3139:3140:3141:3142:3352:3653:3865:3867:3868:3870:3871:3872:3934:3936:3938:3941:3944:3947:3950:3953:3956:3959:5007:6261:6653:7576:9025:9545:10004:11658:11914:12043:12048:12297:12438:12517:12519:12555:12679:13069:13311:13357:13846:14181:14384:14721:21080:21451:21627:21660:21889:21939:30054:30070,0,RBL:198.145.29.99:@linux-foundation.org:.lbl8.mailshell.net-62.2.0.100 64.100.201.201;04yg1rfyuw46jzohiu6bat5tbqfniopuh7ercucrwewywt9tbw8ptmn7r5opxko.op5fj6h4aa7e75up9nk6zrqurfse9ezmpphj1nzxmi66hwz6hku1pmukrdcjt1k.w-lbl8.mailshell.net-223.238.255.100,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fp,MSBL:0,DNSBL:neutral,Custom_rules:0:0:0,LFtime:24,LUA_SUMMARY:none X-HE-Tag: thumb63_3315ebd27219 X-Filterd-Recvd-Size: 2438 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf13.hostedemail.com (Postfix) with ESMTP for ; Fri, 16 Oct 2020 02:49:13 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id E97B52087D; Fri, 16 Oct 2020 02:49:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1602816553; bh=brCt0qCHfkBhA9EqYNloJ/UWycXfoEpG9gxV2FQ2jrw=; h=Date:From:To:Subject:In-Reply-To:From; b=TPinKrb37OW+U0b9D1IKtCHPAMCRiWeF0nWD4SVsw5wwoCJC8aqHpCITp03W2+NyO +cb+Qcm+ygTvy1C/X1kITbXprRPqVS8RV+mDP2V67lAN74UV+WE1vJ0/nvg2zvdsUG 8xcbb6wklEqkA/7IQwKRPCe6B1gWofRzvhLvu/c8= Date: Thu, 15 Oct 2020 19:49:11 -0700 From: Andrew Morton To: akpm@linux-foundation.org, joe@perches.com, linux-mm@kvack.org, mm-commits@vger.kernel.org, torvalds@linux-foundation.org Subject: [patch 130/156] checkpatch: emit a warning on embedded filenames Message-ID: <20201016024911.qdfDRaUsY%akpm@linux-foundation.org> In-Reply-To: <20201015192732.f448da14e9854c7cb7299956@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Joe Perches Subject: checkpatch: emit a warning on embedded filenames Embedding the complete filename path inside the file isn't particularly useful as often the path is moved around and becomes incorrect. Emit a warning when the source contains the filename. [akpm@linux-foundation.org: remove stray " di"] Link: https://lkml.kernel.org/r/1fd5f9188a14acdca703ca00301ee323de672a8d.camel@perches.com Signed-off-by: Joe Perches Signed-off-by: Andrew Morton --- scripts/checkpatch.pl | 6 ++++++ 1 file changed, 6 insertions(+) --- a/scripts/checkpatch.pl~checkpatch-emit-a-warning-on-embedded-filenames +++ a/scripts/checkpatch.pl @@ -3271,6 +3271,12 @@ sub process { } } +# check for embedded filenames + if ($rawline =~ /^\+.*\Q$realfile\E/) { + WARN("EMBEDDED_FILENAME", + "It's generally not useful to have the filename in the file\n" . $herecurr); + } + # check we are in a valid source file if not then ignore this hunk next if ($realfile !~ /\.(h|c|s|S|sh|dtsi|dts)$/);