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=-12.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham 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 206BDC433DB for ; Tue, 2 Feb 2021 09:22:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id BD0C464EBF for ; Tue, 2 Feb 2021 09:22:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232974AbhBBJWa (ORCPT ); Tue, 2 Feb 2021 04:22:30 -0500 Received: from m12-17.163.com ([220.181.12.17]:39886 "EHLO m12-17.163.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232649AbhBBJVj (ORCPT ); Tue, 2 Feb 2021 04:21:39 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=Date:From:Subject:Message-ID:MIME-Version; bh=kOLO6 CFmS18CGUHwNKlfxa7l9RiiR97TKzPZHIwMEQs=; b=R2pMlWQhr5HMiBFFBZoE3 myTDL8NJNSrXDjTyRrGxdA5SFOBk28pf69gFZSxMQbmMAjmORjS4toYco/JoKFLo exrJbybefx/m1DkNtaiAVf3u1w9NChtHbODy1TZJOiydOJJ2+KUcNi02coH1POt/ l1FaF0T+VhMJvDVFTisCsE= Received: from localhost (unknown [101.228.31.219]) by smtp13 (Coremail) with SMTP id EcCowAD3DouhAhlg5BEUjA--.23941S2; Tue, 02 Feb 2021 15:43:29 +0800 (CST) Date: Tue, 2 Feb 2021 15:43:29 +0800 From: Hui Su To: Andrew Morton , Alexander Potapenko , "Gustavo A. R. Silva" , Vijayanand Jitta , Stephen Rothwell , Yogesh Lal , linux-kernel@vger.kernel.org Cc: sh_def@163.com Subject: [PATCH] lib/stackdepot.c: fix the compile warning Message-ID: <20210202074329.GA1284542@server> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit X-CM-TRANSID: EcCowAD3DouhAhlg5BEUjA--.23941S2 X-Coremail-Antispam: 1Uf129KBjvdXoWrur4UWF1DZw48Ary3Jr45GFg_yoWDZwbEk3 40va1UWr1agrs7A3WrKr4Dtr1xCwsFgF1xJas7tFyYkr15Z3yrJ3Z5Zwn5Arn8Wr4Dt3Zr Aw1UA3W5Gr4FqjkaLaAFLSUrUUUUUb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUvcSsGvfC2KfnxnUUI43ZEXa7IUb1xRPUUUUU== X-Originating-IP: [101.228.31.219] X-CM-SenderInfo: xvkbvvri6rljoofrz/1tbiJgEtX1v2gT07egAAsF Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org fix the compile warning introduced by commit b9779abb09a8 ("lib: stackdepot: add support to disable stack depot") ../lib/stackdepot.c: In function ‘is_stack_depot_disabled’: ../lib/stackdepot.c:154:2: warning: ignoring return value of ‘kstrtobool’, declared with attribute warn_unused_result [-Wunused-result] 154 | kstrtobool(str, &stack_depot_disable); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Signed-off-by: Hui Su --- lib/stackdepot.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/lib/stackdepot.c b/lib/stackdepot.c index cc21116512a7..acd13f574f97 100644 --- a/lib/stackdepot.c +++ b/lib/stackdepot.c @@ -151,7 +151,9 @@ static struct stack_record **stack_table; static int __init is_stack_depot_disabled(char *str) { - kstrtobool(str, &stack_depot_disable); + int no_warn; + + no_warn = kstrtobool(str, &stack_depot_disable); if (stack_depot_disable) { pr_info("Stack Depot is disabled\n"); stack_table = NULL; -- 2.25.1