From patchwork Wed Feb 4 21:59:32 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Chuck Lever X-Patchwork-Id: 5779701 Return-Path: X-Original-To: patchwork-linux-nfs@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id B12ABBF440 for ; Wed, 4 Feb 2015 21:59:42 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 1FB7B201EC for ; Wed, 4 Feb 2015 21:59:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2554920155 for ; Wed, 4 Feb 2015 21:59:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S934047AbbBDV7g (ORCPT ); Wed, 4 Feb 2015 16:59:36 -0500 Received: from mail-ig0-f176.google.com ([209.85.213.176]:44292 "EHLO mail-ig0-f176.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932593AbbBDV7f (ORCPT ); Wed, 4 Feb 2015 16:59:35 -0500 Received: by mail-ig0-f176.google.com with SMTP id hl2so38108321igb.3 for ; Wed, 04 Feb 2015 13:59:34 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:subject:from:to:date:message-id:user-agent:mime-version :content-type:content-transfer-encoding; bh=NHuuBUQY00RCqK7SRiCt8Qf9i8Eudcz/ACUShupXhuE=; b=uSbOwQz0UH8S7Rx0SC3yDVdgZMpKwBkXMGs1E93F9mtZFj0i7fRAZ4QBE4V4bzG6vX vpL2WaTkcdYoE5SIMb0/s/zPKnxjtzYtpCIf3rBUEWCp4ctDzGNsB4f6hz1QGXbT+1EA BuqpQ//aTGvDmz9yO7tsmbaYkusUZY7QFIOUJ4Mte4gGS7H0/Et0P4iYa7OPFImL+XDr tpyMcHrzzH/vk1DASfYLdeo+u2GC47JGbIh9gmAy0cSTV+Z3n4VaMn/e6QHjU+ZgguK9 I6FZU2DSDgBi0kIV6uHbA9oDXZhC/z+RZ2mkEJ+E1m3cnl+6LE8XGvkOEhbUYrlBht5O Yk6A== X-Received: by 10.107.27.76 with SMTP id b73mr649311iob.64.1423087174846; Wed, 04 Feb 2015 13:59:34 -0800 (PST) Received: from manet.1015granger.net ([2604:8800:100:81fc:82ee:73ff:fe43:d64f]) by mx.google.com with ESMTPSA id l6sm10187294igv.8.2015.02.04.13.59.33 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 04 Feb 2015 13:59:33 -0800 (PST) Subject: [PATCH] xprtrdma: Address sparse complaint in rpcr_to_rdmar() From: Chuck Lever To: linux-nfs@vger.kernel.org Date: Wed, 04 Feb 2015 16:59:32 -0500 Message-ID: <20150204215801.20318.32174.stgit@manet.1015granger.net> User-Agent: StGit/0.17.1-3-g7d0f MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org X-Spam-Status: No, score=-6.8 required=5.0 tests=BAYES_00,DKIM_SIGNED, RCVD_IN_DNSWL_HI,T_DKIM_INVALID,T_RP_MATCHES_RCVD,UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP With "make ARCH=x86_64 allmodconfig make C=1 CF=-D__CHECK_ENDIAN__": linux-2.6/net/sunrpc/xprtrdma/xprt_rdma.h:273:30: warning: incorrect type in initializer (different base types) linux-2.6/net/sunrpc/xprtrdma/xprt_rdma.h:273:30: expected restricted __be32 [usertype] *buffer linux-2.6/net/sunrpc/xprtrdma/xprt_rdma.h:273:30: got unsigned int [usertype] *rq_buffer As far as I can tell this is a false positive. Reported-by: kbuild-all@01.org Signed-off-by: Chuck Lever --- net/sunrpc/xprtrdma/xprt_rdma.h | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h index c9d2a02..d1b7039 100644 --- a/net/sunrpc/xprtrdma/xprt_rdma.h +++ b/net/sunrpc/xprtrdma/xprt_rdma.h @@ -270,9 +270,10 @@ struct rpcrdma_req { static inline struct rpcrdma_req * rpcr_to_rdmar(struct rpc_rqst *rqst) { - struct rpcrdma_regbuf *rb = container_of(rqst->rq_buffer, - struct rpcrdma_regbuf, - rg_base[0]); + void *buffer = rqst->rq_buffer; + struct rpcrdma_regbuf *rb; + + rb = container_of(buffer, struct rpcrdma_regbuf, rg_base); return rb->rg_owner; }