From patchwork Tue Mar 20 01:53:52 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Su Hang X-Patchwork-Id: 10295875 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id E33E4600F6 for ; Tue, 20 Mar 2018 01:54:43 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D5025292D4 for ; Tue, 20 Mar 2018 01:54:43 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C149E292DE; Tue, 20 Mar 2018 01:54:43 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 95F6C292D4 for ; Tue, 20 Mar 2018 01:54:42 +0000 (UTC) Received: from localhost ([::1]:44938 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ey6U5-0007KZ-8n for patchwork-qemu-devel@patchwork.kernel.org; Mon, 19 Mar 2018 21:54:41 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60780) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ey6TR-0006un-VT for qemu-devel@nongnu.org; Mon, 19 Mar 2018 21:54:02 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ey6TO-0006C9-RT for qemu-devel@nongnu.org; Mon, 19 Mar 2018 21:54:01 -0400 Received: from smtp23.cstnet.cn ([159.226.251.23]:56588 helo=cstnet.cn) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ey6TO-0006A2-52 for qemu-devel@nongnu.org; Mon, 19 Mar 2018 21:53:58 -0400 Received: from Sword.lan (unknown [124.16.136.100]) by APP-03 (Coremail) with SMTP id rQCowABHTsawabBaj7ApCw--.22991S3; Tue, 20 Mar 2018 09:53:52 +0800 (CST) From: Su Hang To: eblake@redhat.com, vsementsov@virtuozzo.com Date: Tue, 20 Mar 2018 09:53:52 +0800 Message-Id: <1521510832-28718-1-git-send-email-suhang16@mails.ucas.ac.cn> X-Mailer: git-send-email 2.7.4 X-CM-TRANSID: rQCowABHTsawabBaj7ApCw--.22991S3 X-Coremail-Antispam: 1UD129KBjvJXoW7WrWrXFyfXF1kKF1fAw17GFg_yoW8XF4xpF W0kw15WrWrKF17XasIy3W8XF45G3yktFZ5Jry5WF1YyFn8KF4rGaySyr15ta4UXF98Cay7 Wr10y3y3CF129a7anT9S1TB71UUUUUUqnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDU0xBIdaVrnRJUUUvSb7Iv0xC_tr1lb4IE77IF4wAFF20E14v26r1j6r4UM7CY07I2 0VC2zVCF04k26cxKx2IYs7xG6rWj6s0DM7CIcVAFz4kK6r1j6r18M28lY4IEw2IIxxk0rw A2F7IY1VAKz4vEj48ve4kI8wA2z4x0Y4vE2Ix0cI8IcVAFwI0_Gr0_Xr1l84ACjcxK6xII jxv20xvEc7CjxVAFwI0_Gr0_Cr1l84ACjcxK6I8E87Iv67AKxVW8Jr0_Cr1UM28EF7xvwV C2z280aVCY1x0267AKxVW8Jr0_Cr1UM2vYz4IE04k24VAvwVAKI4IrM2AIxVAIcxkEcVAq 07x20xvEncxIr21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xIIjxv20xvE14v26r106r 15McIj6I8E87Iv67AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64vI r41lc2xSY4AK67AK6w4l42xK82IYc2Ij64vIr41l4I8I3I0E4IkC6x0Yz7v_Jr0_Gr1lx2 IqxVAqx4xG67AKxVWUJVWUGwC20s026x8GjcxK67AKxVWUGVWUWwC2zVAF1VAY17CE14v2 6r1Y6r17MIIYrxkI7VAKI48JMIIF0xvE2Ix0cI8IcVAFwI0_Jr0_JF4lIxAIcVC0I7IYx2 IY6xkF7I0E14v26r1j6r4UMIIF0xvE42xK8VAvwI8IcIk0rVWrZr1j6s0DMIIF0xvEx4A2 jsIE14v26r1j6r4UMIIF0xvEx4A2jsIEc7CjxVAFwI0_Jr0_GrUvcSsGvfC2KfnxnUUI43 ZEXa7IU8VRRtUUUUU== X-CM-SenderInfo: pvxkt0rjrwqzpdlo2hpxfd2hldfou0/ X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [fuzzy] X-Received-From: 159.226.251.23 Subject: [Qemu-devel] [PATCH RFC v3] scripts/checkpatch.pl: Bug fix X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Commit 2b9aef6fcd96ba7ed8c1ee723e391901852d344c introduced a regression: checkpatch.pl started complaining about the following valid pattern: do { /* something */ } while (condition); Fix the script to once again permit this pattern. Signed-off-by: Su Hang --- v1: fix bug. v2: correct inappropriate patch description. v3: put version description under Signed-off-by line. scripts/checkpatch.pl | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 57daae05ea18..d52207a3cc9d 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -2356,6 +2356,18 @@ sub process { # check for missing bracing around if etc if ($line =~ /(^.*)\b(?:if|while|for)\b/ && $line !~ /\#\s*if/) { + my $allowed = 0; + + # Check the pre-context. + if ($line =~ /(\}.*?)$/) { + my $pre = $1; + + if ($line !~ /else/) { + print "APW: ALLOWED: pre<$pre> line<$line>\n" + if $dbg_adv_apw; + $allowed = 1; + } + } my ($level, $endln, @chunks) = ctx_statement_full($linenr, $realcnt, 1); if ($dbg_adv_apw) { @@ -2364,7 +2376,6 @@ sub process { if $#chunks >= 1; } if ($#chunks >= 0 && $level == 0) { - my $allowed = 0; my $seen = 0; my $herectx = $here . "\n"; my $ln = $linenr - 1; @@ -2408,7 +2419,7 @@ sub process { $allowed = 1; } } - if ($seen != ($#chunks + 1)) { + if ($seen != ($#chunks + 1) && !$allowed) { ERROR("braces {} are necessary for all arms of this statement\n" . $herectx); } }