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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,UNPARSEABLE_RELAY, 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 3FA69C4360F for ; Wed, 6 Mar 2019 11:47:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 18D2F2064A for ; Wed, 6 Mar 2019 11:47:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729814AbfCFLrB (ORCPT ); Wed, 6 Mar 2019 06:47:01 -0500 Received: from mailgw02.mediatek.com ([1.203.163.81]:48549 "EHLO mailgw02.mediatek.com" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1729566AbfCFLq6 (ORCPT ); Wed, 6 Mar 2019 06:46:58 -0500 X-UUID: 3a0e664bd89f470a900163194d68004b-20190306 X-UUID: 3a0e664bd89f470a900163194d68004b-20190306 Received: from mtkcas32.mediatek.inc [(172.27.4.253)] by mailgw02.mediatek.com (envelope-from ) (mailgw01.mediatek.com ESMTP with TLS) with ESMTP id 1614344376; Wed, 06 Mar 2019 19:46:50 +0800 Received: from mtkcas08.mediatek.inc (172.21.101.126) by MTKMBS31N1.mediatek.inc (172.27.4.69) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Wed, 6 Mar 2019 19:46:48 +0800 Received: from localhost.localdomain (10.17.3.153) by mtkcas08.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.0.1395.4 via Frontend Transport; Wed, 6 Mar 2019 19:46:47 +0800 From: Chunfeng Yun To: Greg Kroah-Hartman , Felipe Balbi , Matthias Brugger CC: Chunfeng Yun , , , , , Subject: [PATCH 03/11] usb: mtu3: remove unnecessary local variable @req Date: Wed, 6 Mar 2019 19:46:15 +0800 Message-ID: <1551872783-13707-4-git-send-email-chunfeng.yun@mediatek.com> X-Mailer: git-send-email 1.7.9.5 In-Reply-To: <1551872783-13707-1-git-send-email-chunfeng.yun@mediatek.com> References: <1551872783-13707-1-git-send-email-chunfeng.yun@mediatek.com> MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The local variable @req is unnecessary in qmu_tx_zlp_error_handler, so remove it. Signed-off-by: Chunfeng Yun --- drivers/usb/mtu3/mtu3_qmu.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/drivers/usb/mtu3/mtu3_qmu.c b/drivers/usb/mtu3/mtu3_qmu.c index 09f19f70fe8f..f4b5431264c1 100644 --- a/drivers/usb/mtu3/mtu3_qmu.c +++ b/drivers/usb/mtu3/mtu3_qmu.c @@ -382,16 +382,13 @@ static void qmu_tx_zlp_error_handler(struct mtu3 *mtu, u8 epnum) struct mtu3_gpd_ring *ring = &mep->gpd_ring; void __iomem *mbase = mtu->mac_base; struct qmu_gpd *gpd_current = NULL; - struct usb_request *req = NULL; struct mtu3_request *mreq; dma_addr_t cur_gpd_dma; u32 txcsr = 0; int ret; mreq = next_request(mep); - if (mreq && mreq->request.length == 0) - req = &mreq->request; - else + if (mreq && mreq->request.length != 0) return; cur_gpd_dma = read_txq_cur_addr(mbase, epnum); @@ -402,7 +399,7 @@ static void qmu_tx_zlp_error_handler(struct mtu3 *mtu, u8 epnum) return; } - dev_dbg(mtu->dev, "%s send ZLP for req=%p\n", __func__, req); + dev_dbg(mtu->dev, "%s send ZLP for req=%p\n", __func__, mreq); mtu3_clrbits(mbase, MU3D_EP_TXCR0(mep->epnum), TX_DMAREQEN); -- 2.20.1