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=-8.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,USER_AGENT_MUTT 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 774A1C282C4 for ; Tue, 12 Feb 2019 21:10:44 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 42E22222B1 for ; Tue, 12 Feb 2019 21:10:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731707AbfBLVKm (ORCPT ); Tue, 12 Feb 2019 16:10:42 -0500 Received: from gateway30.websitewelcome.com ([192.185.149.4]:48626 "EHLO gateway30.websitewelcome.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728543AbfBLVKm (ORCPT ); Tue, 12 Feb 2019 16:10:42 -0500 Received: from cm12.websitewelcome.com (cm12.websitewelcome.com [100.42.49.8]) by gateway30.websitewelcome.com (Postfix) with ESMTP id B032F18775 for ; Tue, 12 Feb 2019 15:10:41 -0600 (CST) Received: from gator4166.hostgator.com ([108.167.133.22]) by cmsmtp with SMTP id tfKDgWLK0iQertfKDglnxW; Tue, 12 Feb 2019 15:10:41 -0600 X-Authority-Reason: nr=8 Received: from [189.250.119.20] (port=58156 helo=embeddedor) by gator4166.hostgator.com with esmtpa (Exim 4.91) (envelope-from ) id 1gtfKD-003ZRl-0B; Tue, 12 Feb 2019 15:10:41 -0600 Date: Tue, 12 Feb 2019 15:10:40 -0600 From: "Gustavo A. R. Silva" To: Steven Rostedt , Ingo Molnar Cc: linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" , Kees Cook Subject: [PATCH] tracing/probes: Mark expected switch fall-through Message-ID: <20190212211040.GA24476@embeddedor> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit User-Agent: Mutt/1.9.4 (2018-02-28) X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - gator4166.hostgator.com X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [47 12] / [47 12] X-AntiAbuse: Sender Address Domain - embeddedor.com X-BWhitelist: no X-Source-IP: 189.250.119.20 X-Source-L: No X-Exim-ID: 1gtfKD-003ZRl-0B X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: (embeddedor) [189.250.119.20]:58156 X-Source-Auth: gustavo@embeddedor.com X-Email-Count: 13 X-Source-Cap: Z3V6aWRpbmU7Z3V6aWRpbmU7Z2F0b3I0MTY2Lmhvc3RnYXRvci5jb20= X-Local-Domain: yes Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. This patch fixes the following warning: kernel/trace/trace_probe.c: In function ‘parse_probe_arg’: kernel/trace/trace_probe.c:302:6: warning: this statement may fall through [-Wimplicit-fallthrough=] arg++; /* Skip '+', because kstrtol() rejects it. */ ~~~^~ kernel/trace/trace_probe.c:303:2: note: here case '-': ^~~~ Warning level 3 was used: -Wimplicit-fallthrough=3 This patch is part of the ongoing efforts to enable -Wimplicit-fallthrough. Signed-off-by: Gustavo A. R. Silva --- kernel/trace/trace_probe.c | 1 + 1 file changed, 1 insertion(+) diff --git a/kernel/trace/trace_probe.c b/kernel/trace/trace_probe.c index 9962cb5da8ac..89da34b326e3 100644 --- a/kernel/trace/trace_probe.c +++ b/kernel/trace/trace_probe.c @@ -300,6 +300,7 @@ parse_probe_arg(char *arg, const struct fetch_type *type, case '+': /* deref memory */ arg++; /* Skip '+', because kstrtol() rejects it. */ + /* fall through */ case '-': tmp = strchr(arg, '('); if (!tmp) -- 2.20.1