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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT 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 9CB11C433B4 for ; Tue, 20 Apr 2021 00:09:05 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7DE3861363 for ; Tue, 20 Apr 2021 00:09:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232825AbhDTAJf (ORCPT ); Mon, 19 Apr 2021 20:09:35 -0400 Received: from mail-pl1-f178.google.com ([209.85.214.178]:38511 "EHLO mail-pl1-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232748AbhDTAJd (ORCPT ); Mon, 19 Apr 2021 20:09:33 -0400 Received: by mail-pl1-f178.google.com with SMTP id o16so5066601plg.5 for ; Mon, 19 Apr 2021 17:09:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=B4gF/dQpwBofV/33gfLeEn2T3KYG3wALfgy0HxrX7rc=; b=WmvRkTK5niJ9K56XBBleEnleBdFXMQ42X7mp5e+XbTNXOmMMCWcSzOeU8jnFKtdq0h ++bTlm7yjc4/4D6tsfyJc6hbIWjqu4HJqq8cJ+t662mQrciBO4n7M+da5Nbit14ty7zP pRB0g0a84BsYOGvn2zlUiZy1D3fTz+dhmB/a9nLAtCGzlsSAgjHL0jV6UoIbVIHmiH4t 6rRUxkcKhhT/ZSqAm/UWiqjUujzgQC+Jd8OwMw7kFfvfgzRXa+t5Qg/ZwAeI/bKiiPrH dFtu0+w4mn8SybwkYM8xlpydXLYPCU6WUmrSB4M4zA/U62O0lA+w/3S+63ANzIFW8xFC DmtA== X-Gm-Message-State: AOAM533w+k/tkn/d+tFXWqW/vXap0TuG6rbY9ZNR3OHWmYWNbOPkxko3 h0cVXQHOarCo4/5YZ2sEDG4= X-Google-Smtp-Source: ABdhPJwPRbIvDixt1fAcOPUtu0WTNL1YINzgSTgsmWSAHV8lHiAVV2wjvhfVZ3bnMUREy+Jiz7Cxlg== X-Received: by 2002:a17:90a:540b:: with SMTP id z11mr1807906pjh.133.1618877342319; Mon, 19 Apr 2021 17:09:02 -0700 (PDT) Received: from asus.hsd1.ca.comcast.net ([2601:647:4000:d7:3e77:56a4:910b:42a9]) by smtp.gmail.com with ESMTPSA id 33sm14006787pgq.21.2021.04.19.17.09.01 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Apr 2021 17:09:01 -0700 (PDT) From: Bart Van Assche To: "Martin K . Petersen" , "James E . J . Bottomley" Cc: linux-scsi@vger.kernel.org, Christoph Hellwig , Bart Van Assche , Lee Duncan Subject: [PATCH 009/117] iscsi: Add a compile-time structure size check Date: Mon, 19 Apr 2021 17:06:57 -0700 Message-Id: <20210420000845.25873-10-bvanassche@acm.org> X-Mailer: git-send-email 2.31.1 In-Reply-To: <20210420000845.25873-1-bvanassche@acm.org> References: <20210420000845.25873-1-bvanassche@acm.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-scsi@vger.kernel.org Before modifying the struct iscsi_bsg_reply definition, add a compile-time structure size check. Cc: Lee Duncan Signed-off-by: Bart Van Assche --- drivers/scsi/scsi_transport_iscsi.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/scsi/scsi_transport_iscsi.c b/drivers/scsi/scsi_transport_iscsi.c index bebfb355abdf..4f821118ea23 100644 --- a/drivers/scsi/scsi_transport_iscsi.c +++ b/drivers/scsi/scsi_transport_iscsi.c @@ -4729,6 +4729,9 @@ static __init int iscsi_transport_init(void) .groups = 1, .input = iscsi_if_rx, }; + + BUILD_BUG_ON(offsetof(struct iscsi_bsg_reply, reply_data) != 8); + printk(KERN_INFO "Loading iSCSI transport class v%s.\n", ISCSI_TRANSPORT_VERSION);