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 B30C0C433EF for ; Tue, 5 Apr 2022 08:24:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234620AbiDEIZz (ORCPT ); Tue, 5 Apr 2022 04:25:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34844 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238798AbiDEITY (ORCPT ); Tue, 5 Apr 2022 04:19:24 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D33A074617; Tue, 5 Apr 2022 01:09:32 -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 6370E60A5A; Tue, 5 Apr 2022 08:09:32 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6F221C385A1; Tue, 5 Apr 2022 08:09:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1649146171; bh=94tCqCpDfa0GaM5Otbk7GPqMCgsyJwd3rD7HBKSUU8E=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KniXB16StCamlQ8bRIbY6MwFSaAsl0VzD1HAxsUJOnAxDgOk9j0lx3eFOLHM3vlVf bQDtWksHMwqGjY9vNbwOxS4tr7gtpobPV9C6YYPNOF2MeffXJzRKryVI9Bv+cc9R2u AH5ixiHbIV1hg1/uejRo7u2gwccpLtr2KPx9QYd0= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Chengguang Xu , Leon Romanovsky , Jason Gunthorpe , Sasha Levin Subject: [PATCH 5.17 0667/1126] RDMA/rxe: Change variable and function argument to proper type Date: Tue, 5 Apr 2022 09:23:34 +0200 Message-Id: <20220405070427.205144061@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: stable@vger.kernel.org From: Chengguang Xu [ Upstream commit 7e8e611d6a0ff228577b1167335ffefb0f44d5d8 ] The type of wqe length is u32 so in order to avoid overflow and shadow casting change variable and relevant function argument to proper type. Link: https://lore.kernel.org/r/20220307145047.3235675-1-cgxu519@mykernel.net Signed-off-by: Chengguang Xu Reviewed-by: Leon Romanovsky Signed-off-by: Jason Gunthorpe Signed-off-by: Sasha Levin --- drivers/infiniband/sw/rxe/rxe_req.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/drivers/infiniband/sw/rxe/rxe_req.c b/drivers/infiniband/sw/rxe/rxe_req.c index 5eb89052dd66..b28036a7a3b8 100644 --- a/drivers/infiniband/sw/rxe/rxe_req.c +++ b/drivers/infiniband/sw/rxe/rxe_req.c @@ -359,7 +359,7 @@ static inline int get_mtu(struct rxe_qp *qp) static struct sk_buff *init_req_packet(struct rxe_qp *qp, struct rxe_send_wqe *wqe, - int opcode, int payload, + int opcode, u32 payload, struct rxe_pkt_info *pkt) { struct rxe_dev *rxe = to_rdev(qp->ibqp.device); @@ -449,7 +449,7 @@ static struct sk_buff *init_req_packet(struct rxe_qp *qp, static int finish_packet(struct rxe_qp *qp, struct rxe_send_wqe *wqe, struct rxe_pkt_info *pkt, struct sk_buff *skb, - int paylen) + u32 paylen) { int err; @@ -497,7 +497,7 @@ static void update_wqe_state(struct rxe_qp *qp, static void update_wqe_psn(struct rxe_qp *qp, struct rxe_send_wqe *wqe, struct rxe_pkt_info *pkt, - int payload) + u32 payload) { /* number of packets left to send including current one */ int num_pkt = (wqe->dma.resid + payload + qp->mtu - 1) / qp->mtu; @@ -540,7 +540,7 @@ static void rollback_state(struct rxe_send_wqe *wqe, } static void update_state(struct rxe_qp *qp, struct rxe_send_wqe *wqe, - struct rxe_pkt_info *pkt, int payload) + struct rxe_pkt_info *pkt, u32 payload) { qp->req.opcode = pkt->opcode; @@ -612,7 +612,7 @@ int rxe_requester(void *arg) struct sk_buff *skb; struct rxe_send_wqe *wqe; enum rxe_hdr_mask mask; - int payload; + u32 payload; int mtu; int opcode; int ret; -- 2.34.1