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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id AF733C4167E for ; Tue, 5 Apr 2022 10:08:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1353170AbiDEKFu (ORCPT ); Tue, 5 Apr 2022 06:05:50 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53144 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240321AbiDEIbw (ORCPT ); Tue, 5 Apr 2022 04:31:52 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5B2816C973; Tue, 5 Apr 2022 01:24:01 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 5DD7D60FF7; Tue, 5 Apr 2022 08:23:55 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 65D8CC385A0; Tue, 5 Apr 2022 08:23:54 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1649147034; bh=Wn3JxQQnYj5scrd2H9Ydr3wFpxUS1p1tfgW+6PBkh4A=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=kflPRL2lnDvaF9yvx7QDfHxndLYFlzIPtKLRi87o1GqMq8c7YxyoJPaVvk+gVMc0C g2E0682r4eI3Z5FgfJXBbaim8nsDYMrIAr3h8ktPlF0MfQHq6eggOcpO9ee/EaQ4yf SUzXykVh4yNUBtRG/Rfj6RemhKi4AFsuYxiNy+a8= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, kernel test robot , Himanshu Madhani , Quinn Tran , Nilesh Javali , "Martin K. Petersen" Subject: [PATCH 5.17 0979/1126] scsi: qla2xxx: edif: Fix clang warning Date: Tue, 5 Apr 2022 09:28:46 +0200 Message-Id: <20220405070436.237076091@linuxfoundation.org> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220405070407.513532867@linuxfoundation.org> References: <20220405070407.513532867@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Quinn Tran commit 73825fd7a37c1a685e9e9e27c9dc91ef1f3e2971 upstream. Silence compile warning due to unaligned memory access. qla_edif.c:713:45: warning: taking address of packed member 'u' of class or structure 'auth_complete_cmd' may result in an unaligned pointer value [-Waddress-of-packed-member] fcport = qla2x00_find_fcport_by_pid(vha, &appplogiok.u.d_id); Link: https://lore.kernel.org/r/20220110050218.3958-13-njavali@marvell.com Cc: stable@vger.kernel.org Reported-by: kernel test robot Reviewed-by: Himanshu Madhani Signed-off-by: Quinn Tran Signed-off-by: Nilesh Javali Signed-off-by: Martin K. Petersen Signed-off-by: Greg Kroah-Hartman --- drivers/scsi/qla2xxx/qla_edif.c | 22 +++++++++++++++++++--- 1 file changed, 19 insertions(+), 3 deletions(-) --- a/drivers/scsi/qla2xxx/qla_edif.c +++ b/drivers/scsi/qla2xxx/qla_edif.c @@ -668,6 +668,11 @@ qla_edif_app_authok(scsi_qla_host_t *vha bsg_job->request_payload.sg_cnt, &appplogiok, sizeof(struct auth_complete_cmd)); + /* silent unaligned access warning */ + portid.b.domain = appplogiok.u.d_id.b.domain; + portid.b.area = appplogiok.u.d_id.b.area; + portid.b.al_pa = appplogiok.u.d_id.b.al_pa; + switch (appplogiok.type) { case PL_TYPE_WWPN: fcport = qla2x00_find_fcport_by_wwpn(vha, @@ -678,7 +683,7 @@ qla_edif_app_authok(scsi_qla_host_t *vha __func__, appplogiok.u.wwpn); break; case PL_TYPE_DID: - fcport = qla2x00_find_fcport_by_pid(vha, &appplogiok.u.d_id); + fcport = qla2x00_find_fcport_by_pid(vha, &portid); if (!fcport) ql_dbg(ql_dbg_edif, vha, 0x911d, "%s d_id lookup failed: %x\n", __func__, @@ -777,6 +782,11 @@ qla_edif_app_authfail(scsi_qla_host_t *v bsg_job->request_payload.sg_cnt, &appplogifail, sizeof(struct auth_complete_cmd)); + /* silent unaligned access warning */ + portid.b.domain = appplogifail.u.d_id.b.domain; + portid.b.area = appplogifail.u.d_id.b.area; + portid.b.al_pa = appplogifail.u.d_id.b.al_pa; + /* * TODO: edif: app has failed this plogi. Inform driver to * take any action (if any). @@ -788,7 +798,7 @@ qla_edif_app_authfail(scsi_qla_host_t *v SET_DID_STATUS(bsg_reply->result, DID_OK); break; case PL_TYPE_DID: - fcport = qla2x00_find_fcport_by_pid(vha, &appplogifail.u.d_id); + fcport = qla2x00_find_fcport_by_pid(vha, &portid); if (!fcport) ql_dbg(ql_dbg_edif, vha, 0x911d, "%s d_id lookup failed: %x\n", __func__, @@ -1253,6 +1263,7 @@ qla24xx_sadb_update(struct bsg_job *bsg_ int result = 0; struct qla_sa_update_frame sa_frame; struct srb_iocb *iocb_cmd; + port_id_t portid; ql_dbg(ql_dbg_edif + ql_dbg_verbose, vha, 0x911d, "%s entered, vha: 0x%p\n", __func__, vha); @@ -1276,7 +1287,12 @@ qla24xx_sadb_update(struct bsg_job *bsg_ goto done; } - fcport = qla2x00_find_fcport_by_pid(vha, &sa_frame.port_id); + /* silent unaligned access warning */ + portid.b.domain = sa_frame.port_id.b.domain; + portid.b.area = sa_frame.port_id.b.area; + portid.b.al_pa = sa_frame.port_id.b.al_pa; + + fcport = qla2x00_find_fcport_by_pid(vha, &portid); if (fcport) { found = 1; if (sa_frame.flags == QLA_SA_UPDATE_FLAGS_TX_KEY)