From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030206AbdKQUcL (ORCPT ); Fri, 17 Nov 2017 15:32:11 -0500 Received: from mail.kernel.org ([198.145.29.99]:58816 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758977AbdKQUTS (ORCPT ); Fri, 17 Nov 2017 15:19:18 -0500 DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C995E2192C Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=acme@kernel.org From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Namhyung Kim , Jiri Olsa , Sihyeon Jang , kernel-team@lge.com, Arnaldo Carvalho de Melo Subject: [PATCH 56/83] perf help: Fix a bug during strstart() conversion Date: Fri, 17 Nov 2017 17:15:34 -0300 Message-Id: <20171117201601.24110-57-acme@kernel.org> X-Mailer: git-send-email 2.13.6 In-Reply-To: <20171117201601.24110-1-acme@kernel.org> References: <20171117201601.24110-1-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Namhyung Kim The commit 8e99b6d4533c changed prefixcmp() to strstart() but missed to change the return value in some place. It makes perf help print annoying output even for sane config items like below: $ perf help '.root': unsupported man viewer sub key. ... Reported-by: Arnaldo Carvalho de Melo Signed-off-by: Namhyung Kim Tested-by: Arnaldo Carvalho de Melo Tested-by: Taeung Song Cc: Jiri Olsa Cc: Sihyeon Jang Cc: kernel-team@lge.com Link: http://lkml.kernel.org/r/20171114001542.GA16464@sejong Fixes: 8e99b6d4533c ("tools include: Adopt strstarts() from the kernel") Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-help.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/tools/perf/builtin-help.c b/tools/perf/builtin-help.c index bd1fedef3d1c..a0f7ed2b869b 100644 --- a/tools/perf/builtin-help.c +++ b/tools/perf/builtin-help.c @@ -284,7 +284,7 @@ static int perf_help_config(const char *var, const char *value, void *cb) add_man_viewer(value); return 0; } - if (!strstarts(var, "man.")) + if (strstarts(var, "man.")) return add_man_viewer_info(var, value); return 0; @@ -314,7 +314,7 @@ static const char *cmd_to_page(const char *perf_cmd) if (!perf_cmd) return "perf"; - else if (!strstarts(perf_cmd, "perf")) + else if (strstarts(perf_cmd, "perf")) return perf_cmd; return asprintf(&s, "perf-%s", perf_cmd) < 0 ? NULL : s; -- 2.13.6