From patchwork Tue Jul 30 13:20:06 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Ujfalusi X-Patchwork-Id: 11065769 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 4EAB1174A for ; Tue, 30 Jul 2019 13:20:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 0445B28706 for ; Tue, 30 Jul 2019 13:20:33 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id ECF3A28806; Tue, 30 Jul 2019 13:20:32 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 2147228706 for ; Tue, 30 Jul 2019 13:20:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender: Content-Transfer-Encoding:Content-Type:Cc:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:Message-ID:Date:Subject:To :From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References: List-Owner; bh=AnY6uQFQQOA9lv0gpAwIrO4x9NaebGcp1DBBKN8wZsk=; b=DbAsHhVNkwisor /NjseNpezSvTfvXDqa10JESPuV6mRKx7hr1OsvmMTO0Ju5QPBLt+bkaf5cVoKB3sHC8fHAQcjuAV2 pRuTyAp0uju3sclbS/Ak3hszrKbI+3xrtgRrRpzJUvFmzGxvI3nZK5lEaahcVbs8HqWoU1sdT0xDA pbfixS1lb+zvUsOduXpAfmUqNz5C+lkFZqmxttYGNZEOQQJXbQ9PJirjysofo1bUCOt2HBj/7V2K5 QFMWxVVnvZ2B05z227I5reKETV9Z3k+VYBi7Tyvh/pg/kafU1u5DhvA266DgtFxMkraBTAAqjpLmY lZvc/UE9lo4iPGgekr6w==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1hsS37-0002XO-BB; Tue, 30 Jul 2019 13:20:17 +0000 Received: from lelv0143.ext.ti.com ([198.47.23.248]) by bombadil.infradead.org with esmtps (Exim 4.92 #3 (Red Hat Linux)) id 1hsS2z-0002Ng-U5 for linux-arm-kernel@lists.infradead.org; Tue, 30 Jul 2019 13:20:11 +0000 Received: from fllv0035.itg.ti.com ([10.64.41.0]) by lelv0143.ext.ti.com (8.15.2/8.15.2) with ESMTP id x6UDK4j7109814; Tue, 30 Jul 2019 08:20:04 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ti.com; s=ti-com-17Q1; t=1564492804; bh=A1hY1j0EjSsyhP7lVvn6SAE68U3tIYMeRYSABLOghr8=; h=From:To:CC:Subject:Date; b=hGmfUxdC91ECqh6zxCyML4ArKTwg2uJVxg0mQ87yKOpe7YOHb2nuHCw36KuTIHkLI TZ86a32tEWIp2Yyc9C6vPBLB/5zu0PaFOWlWQP+NrIH4iImehfs/ssZ/gQhCvJqfNn VvGcHxE3T/v1oIxvA4a5oxQq3RygXCrI1WzUyifg= Received: from DLEE101.ent.ti.com (dlee101.ent.ti.com [157.170.170.31]) by fllv0035.itg.ti.com (8.15.2/8.15.2) with ESMTPS id x6UDK48A000583 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=FAIL); Tue, 30 Jul 2019 08:20:04 -0500 Received: from DLEE114.ent.ti.com (157.170.170.25) by DLEE101.ent.ti.com (157.170.170.31) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5; Tue, 30 Jul 2019 08:20:04 -0500 Received: from fllv0040.itg.ti.com (10.64.41.20) by DLEE114.ent.ti.com (157.170.170.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.1713.5 via Frontend Transport; Tue, 30 Jul 2019 08:20:04 -0500 Received: from feketebors.ti.com (ileax41-snat.itg.ti.com [10.172.224.153]) by fllv0040.itg.ti.com (8.15.2/8.15.2) with ESMTP id x6UDK2Bt055518; Tue, 30 Jul 2019 08:20:02 -0500 From: Peter Ujfalusi To: Subject: [PATCH] dmaengine: ti: edma: Remove 'Assignment in if condition' Date: Tue, 30 Jul 2019 16:20:06 +0300 Message-ID: <20190730132006.2790-1-peter.ujfalusi@ti.com> X-Mailer: git-send-email 2.22.0 MIME-Version: 1.0 X-EXCLAIMER-MD-CONFIG: e1e8a2fd-e40a-4ac6-ac9b-f7e9cc9ee180 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190730_062010_199831_787D50B6 X-CRM114-Status: GOOD ( 13.16 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: dmaengine@vger.kernel.org, dan.j.williams@intel.com, linux-omap@vger.kernel.org, linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP While the compiler does not have problem with how it is implemented, checkpatch does give en ERROR for this arrangement. Signed-off-by: Peter Ujfalusi --- drivers/dma/ti/edma.c | 15 ++++++++++----- 1 file changed, 10 insertions(+), 5 deletions(-) diff --git a/drivers/dma/ti/edma.c b/drivers/dma/ti/edma.c index fe468e2f7e67..6f2d6c592663 100644 --- a/drivers/dma/ti/edma.c +++ b/drivers/dma/ti/edma.c @@ -1832,7 +1832,6 @@ static enum dma_status edma_tx_status(struct dma_chan *chan, struct dma_tx_state *txstate) { struct edma_chan *echan = to_edma_chan(chan); - struct virt_dma_desc *vdesc; struct dma_tx_state txstate_tmp; enum dma_status ret; unsigned long flags; @@ -1846,12 +1845,18 @@ static enum dma_status edma_tx_status(struct dma_chan *chan, if (!txstate) txstate = &txstate_tmp; - txstate->residue = 0; spin_lock_irqsave(&echan->vchan.lock, flags); - if (echan->edesc && echan->edesc->vdesc.tx.cookie == cookie) + if (echan->edesc && echan->edesc->vdesc.tx.cookie == cookie) { txstate->residue = edma_residue(echan->edesc); - else if ((vdesc = vchan_find_desc(&echan->vchan, cookie))) - txstate->residue = to_edma_desc(&vdesc->tx)->residue; + } else { + struct virt_dma_desc *vdesc = vchan_find_desc(&echan->vchan, + cookie); + + if (vdesc) + txstate->residue = to_edma_desc(&vdesc->tx)->residue; + else + txstate->residue = 0; + } /* * Mark the cookie completed if the residue is 0 for non cyclic