From patchwork Thu Jun 28 18:37:22 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Gustavo A. R. Silva" X-Patchwork-Id: 10494805 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 5CB10601BE for ; Thu, 28 Jun 2018 19:02:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 535612A3E8 for ; Thu, 28 Jun 2018 19:02:22 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 479692A3FE; Thu, 28 Jun 2018 19:02:22 +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=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id A51492A3E8 for ; Thu, 28 Jun 2018 19:02:21 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S935990AbeF1TCU (ORCPT ); Thu, 28 Jun 2018 15:02:20 -0400 Received: from gateway20.websitewelcome.com ([192.185.64.36]:46041 "EHLO gateway20.websitewelcome.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S935093AbeF1TCT (ORCPT ); Thu, 28 Jun 2018 15:02:19 -0400 Received: from cm16.websitewelcome.com (cm16.websitewelcome.com [100.42.49.19]) by gateway20.websitewelcome.com (Postfix) with ESMTP id E158640101E90 for ; Thu, 28 Jun 2018 13:37:37 -0500 (CDT) Received: from gator4166.hostgator.com ([108.167.133.22]) by cmsmtp with SMTP id YbnGfeEVyaSeyYbnQfJjLa; Thu, 28 Jun 2018 13:37:37 -0500 X-Authority-Reason: nr=8 Received: from [189.250.65.56] (port=60524 helo=embeddedor) by gator4166.hostgator.com with esmtpa (Exim 4.91) (envelope-from ) id 1fYbnG-0042bg-Go; Thu, 28 Jun 2018 13:37:22 -0500 Date: Thu, 28 Jun 2018 13:37:22 -0500 From: "Gustavo A. R. Silva" To: Greg Kroah-Hartman Cc: linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" Subject: [PATCH] USB: mark expected switch fall-throughs Message-ID: <20180628183722.GA23501@embeddedor.com> MIME-Version: 1.0 Content-Disposition: inline User-Agent: Mutt/1.5.24 (2015-08-30) 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: 189.250.65.56 X-Source-L: No X-Exim-ID: 1fYbnG-0042bg-Go X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: (embeddedor) [189.250.65.56]:60524 X-Source-Auth: gustavo@embeddedor.com X-Email-Count: 6 X-Source-Cap: Z3V6aWRpbmU7Z3V6aWRpbmU7Z2F0b3I0MTY2Lmhvc3RnYXRvci5jb20= X-Local-Domain: yes Sender: linux-usb-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-usb@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP In preparation to enabling -Wimplicit-fallthrough, mark switch cases where we are expecting to fall through. Signed-off-by: Gustavo A. R. Silva --- drivers/usb/misc/appledisplay.c | 1 + drivers/usb/renesas_usbhs/mod_gadget.c | 1 + 2 files changed, 2 insertions(+) diff --git a/drivers/usb/misc/appledisplay.c b/drivers/usb/misc/appledisplay.c index b3eb8b9..d746c26 100644 --- a/drivers/usb/misc/appledisplay.c +++ b/drivers/usb/misc/appledisplay.c @@ -89,6 +89,7 @@ static void appledisplay_complete(struct urb *urb) dev_err(dev, "OVERFLOW with data length %d, actual length is %d\n", ACD_URB_BUFFER_LEN, pdata->urb->actual_length); + /* fall through */ case -ECONNRESET: case -ENOENT: case -ESHUTDOWN: diff --git a/drivers/usb/renesas_usbhs/mod_gadget.c b/drivers/usb/renesas_usbhs/mod_gadget.c index 33d059c..59cac40 100644 --- a/drivers/usb/renesas_usbhs/mod_gadget.c +++ b/drivers/usb/renesas_usbhs/mod_gadget.c @@ -502,6 +502,7 @@ static int usbhsg_irq_ctrl_stage(struct usbhs_priv *priv, case READ_STATUS_STAGE: case WRITE_STATUS_STAGE: usbhs_dcp_control_transfer_done(pipe); + /* fall through */ default: return ret; }