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=-8.1 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 B934EC7618F for ; Mon, 29 Jul 2019 00:26:13 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7EC1B2070D for ; Mon, 29 Jul 2019 00:26:13 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=embeddedor.com header.i=@embeddedor.com header.b="ByAdEdsj" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726320AbfG2A0M (ORCPT ); Sun, 28 Jul 2019 20:26:12 -0400 Received: from gateway22.websitewelcome.com ([192.185.46.194]:46889 "EHLO gateway22.websitewelcome.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726247AbfG2A0L (ORCPT ); Sun, 28 Jul 2019 20:26:11 -0400 Received: from cm14.websitewelcome.com (cm14.websitewelcome.com [100.42.49.7]) by gateway22.websitewelcome.com (Postfix) with ESMTP id 9DE8A2FAF for ; Sun, 28 Jul 2019 19:26:10 -0500 (CDT) Received: from gator4166.hostgator.com ([108.167.133.22]) by cmsmtp with SMTP id rtUQhkbLK2qH7rtUQhn7rk; Sun, 28 Jul 2019 19:26:10 -0500 X-Authority-Reason: nr=8 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=embeddedor.com; s=default; h=Content-Type:MIME-Version:Message-ID:Subject: Cc:To:From:Date:Sender:Reply-To:Content-Transfer-Encoding:Content-ID: Content-Description:Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc :Resent-Message-ID:In-Reply-To:References:List-Id:List-Help:List-Unsubscribe: List-Subscribe:List-Post:List-Owner:List-Archive; bh=J6q2Z9mXVhAcXFg7BHgpSMzCnu+0qWjpsalOuE39dJQ=; b=ByAdEdsjp6/I4IQVvb7QE5ut+r p/+z/TpuPFHL6BO4zZuFRb3ZQHYCJGVf0Kp22Duc5Xw/yx1AIbwz+A4vh91RE/ce40hm0JdAUv24E 64Dh2Ef3nVKuEBU5ewvlcjQ9p1NccLfGWqXNxSS5KEfPzJ7r329X+bN9624+t4lQFKsADary+uIEF smIKcTbHsWbmGNpqewOp9iQHE357UrAffFZ2Qj+LAhzFMi0fecFBwYp9Z1t9nur1VGrlRpDa68tk4 P8c9k7aXnH5xoQEYzhOSGfRf14bDgaSWISGlNiD3874vlNVhsgU2fYmFwkflHF/BmwJGMhnKRzOG8 B4mItewA==; Received: from [187.192.11.120] (port=40060 helo=embeddedor) by gator4166.hostgator.com with esmtpa (Exim 4.92) (envelope-from ) id 1hrtUO-003y7d-RQ; Sun, 28 Jul 2019 19:26:09 -0500 Date: Sun, 28 Jul 2019 19:26:08 -0500 From: "Gustavo A. R. Silva" To: Tyrel Datwyler , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , "James E.J. Bottomley" , "Martin K. Petersen" Cc: linux-scsi@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, "Gustavo A. R. Silva" , Kees Cook , Stephen Rothwell Subject: [PATCH] scsi: ibmvfc: Mark expected switch fall-throughs Message-ID: <20190729002608.GA25263@embeddedor> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline 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: 187.192.11.120 X-Source-L: No X-Exim-ID: 1hrtUO-003y7d-RQ X-Source: X-Source-Args: X-Source-Dir: X-Source-Sender: (embeddedor) [187.192.11.120]:40060 X-Source-Auth: gustavo@embeddedor.com X-Email-Count: 46 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 Mark switch cases where we are expecting to fall through. This patch fixes the following warnings: drivers/scsi/ibmvscsi/ibmvfc.c: In function 'ibmvfc_npiv_login_done': drivers/scsi/ibmvscsi/ibmvfc.c:4022:3: warning: this statement may fall through [-Wimplicit-fallthrough=] ibmvfc_retry_host_init(vhost); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/scsi/ibmvscsi/ibmvfc.c:4023:2: note: here case IBMVFC_MAD_DRIVER_FAILED: ^~~~ drivers/scsi/ibmvscsi/ibmvfc.c: In function 'ibmvfc_bsg_request': drivers/scsi/ibmvscsi/ibmvfc.c:1830:11: warning: this statement may fall through [-Wimplicit-fallthrough=] port_id = (bsg_request->rqst_data.h_els.port_id[0] << 16) | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ (bsg_request->rqst_data.h_els.port_id[1] << 8) | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ bsg_request->rqst_data.h_els.port_id[2]; ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/scsi/ibmvscsi/ibmvfc.c:1833:2: note: here case FC_BSG_RPT_ELS: ^~~~ drivers/scsi/ibmvscsi/ibmvfc.c:1838:11: warning: this statement may fall through [-Wimplicit-fallthrough=] port_id = (bsg_request->rqst_data.h_ct.port_id[0] << 16) | ~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ (bsg_request->rqst_data.h_ct.port_id[1] << 8) | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ bsg_request->rqst_data.h_ct.port_id[2]; ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/scsi/ibmvscsi/ibmvfc.c:1841:2: note: here case FC_BSG_RPT_CT: ^~~~ Reported-by: Stephen Rothwell Signed-off-by: Gustavo A. R. Silva --- drivers/scsi/ibmvscsi/ibmvfc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index 8cdbac076a1b..df897df5cafe 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -1830,6 +1830,7 @@ static int ibmvfc_bsg_request(struct bsg_job *job) port_id = (bsg_request->rqst_data.h_els.port_id[0] << 16) | (bsg_request->rqst_data.h_els.port_id[1] << 8) | bsg_request->rqst_data.h_els.port_id[2]; + /* fall through */ case FC_BSG_RPT_ELS: fc_flags = IBMVFC_FC_ELS; break; @@ -1838,6 +1839,7 @@ static int ibmvfc_bsg_request(struct bsg_job *job) port_id = (bsg_request->rqst_data.h_ct.port_id[0] << 16) | (bsg_request->rqst_data.h_ct.port_id[1] << 8) | bsg_request->rqst_data.h_ct.port_id[2]; + /* fall through */ case FC_BSG_RPT_CT: fc_flags = IBMVFC_FC_CT_IU; break; @@ -4020,6 +4022,7 @@ static void ibmvfc_npiv_login_done(struct ibmvfc_event *evt) return; case IBMVFC_MAD_CRQ_ERROR: ibmvfc_retry_host_init(vhost); + /* fall through */ case IBMVFC_MAD_DRIVER_FAILED: ibmvfc_free_event(evt); return; -- 2.22.0