Received: by 2002:a25:23cc:0:0:0:0:0 with SMTP id j195csp1636779ybj; Wed, 6 May 2020 02:21:39 -0700 (PDT) X-Google-Smtp-Source: APiQypLHt2SRXOUclRoTwtacpv++miIWpIqGM9AvlWza+AsiZEKpyA5as/dHCXYw5ufuMLYQfTFd X-Received: by 2002:aa7:d1d6:: with SMTP id g22mr6164366edp.36.1588756899226; Wed, 06 May 2020 02:21:39 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1588756899; cv=none; d=google.com; s=arc-20160816; b=LPdQXy/Xj2yqKlZS0frkVfVtSu4axWgnkKI+yy8GwQA9+MI6ilIw0PaixC81IKLv+u TM+z4KMy9qrVahAK7EnffAe4ZwygRqs0jHwN/iIdT7TXCZ+zSW4G8kx+y8DM5QyG2zbZ Rt+HH4COwAJuJGOa0cyxFWfQ0unGZSciiiW/vTTteHMFSA0TmEyU3FfKnGT4fuOCq5gx Ggqwomi8Ahvj51OdEfUZnSRyveXLZlSzexi0u91qfpuND2mB8dbcpqfhexCEZkdt7/82 67zNCE7XnRXjlou7/oEzs641fouTyUZmorejfj1itaecX8AOnpwWqRcTOWCueV8AEkEA Z+Jg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:message-id:date:subject:cc :to:from; bh=AMSJdaa4vml8RYP9vpe18ThwPnNlqhjoU+L3Fjoc1g4=; b=HWp7RJ0Evlj9IDKEejGMsPRi0IsOI4X/LVJYS4QGLSuz1ZYvSwIvhNW0UfAUWW4i40 IcTK+4EzAnSPFTFL99D2bAMLur2QdmDTMiuap8Pd0OQ1veMS6+zagpjgLrad3re2VvJU 8U1XYqAtFGR+LbWzi8cXcZpLhvFPsGcBNXuD86aYIB/q142qe1xo/8xm3RYdRFU0cqBk oR7uoyaFvhQukHqGc0v7e1Vku3sVnM9FADVePAncxbPNjCXFRPl89X7Bh7Pf46UPRznL 9I/Eexj/UaPQqSACIlu4noeNxjliIcDmPbg0+125fFei50aG02g68GGPEkddH6FbTO3g 0OOg== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id r12si673735edw.278.2020.05.06.02.21.15; Wed, 06 May 2020 02:21:39 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729025AbgEFJTw (ORCPT + 99 others); Wed, 6 May 2020 05:19:52 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:3861 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1728385AbgEFJTw (ORCPT ); Wed, 6 May 2020 05:19:52 -0400 Received: from DGGEMS407-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id ED36674D501AC1816258; Wed, 6 May 2020 17:19:49 +0800 (CST) Received: from linux-lmwb.huawei.com (10.175.103.112) by DGGEMS407-HUB.china.huawei.com (10.3.19.207) with Microsoft SMTP Server id 14.3.487.0; Wed, 6 May 2020 17:19:39 +0800 From: Samuel Zou To: , CC: , , Samuel Zou Subject: [PATCH -next] dmaengine: ti: k3-udma: Use PTR_ERR_OR_ZERO() to simplify code Date: Wed, 6 May 2020 17:25:46 +0800 Message-ID: <1588757146-38858-1-git-send-email-zou_wei@huawei.com> X-Mailer: git-send-email 2.6.2 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.175.103.112] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Fixes coccicheck warnings: drivers/dma/ti/k3-udma.c:1294:1-3: WARNING: PTR_ERR_OR_ZERO can be used drivers/dma/ti/k3-udma.c:1311:1-3: WARNING: PTR_ERR_OR_ZERO can be used drivers/dma/ti/k3-udma.c:1376:1-3: WARNING: PTR_ERR_OR_ZERO can be used Reported-by: Hulk Robot Signed-off-by: Samuel Zou --- drivers/dma/ti/k3-udma.c | 12 +++--------- 1 file changed, 3 insertions(+), 9 deletions(-) diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c index 0a04174..f5775ca 100644 --- a/drivers/dma/ti/k3-udma.c +++ b/drivers/dma/ti/k3-udma.c @@ -1291,10 +1291,8 @@ static int udma_get_tchan(struct udma_chan *uc) } uc->tchan = __udma_reserve_tchan(ud, uc->config.channel_tpl, -1); - if (IS_ERR(uc->tchan)) - return PTR_ERR(uc->tchan); - return 0; + return PTR_ERR_OR_ZERO(uc->tchan); } static int udma_get_rchan(struct udma_chan *uc) @@ -1308,10 +1306,8 @@ static int udma_get_rchan(struct udma_chan *uc) } uc->rchan = __udma_reserve_rchan(ud, uc->config.channel_tpl, -1); - if (IS_ERR(uc->rchan)) - return PTR_ERR(uc->rchan); - return 0; + return PTR_ERR_OR_ZERO(uc->rchan); } static int udma_get_chan_pair(struct udma_chan *uc) @@ -1373,10 +1369,8 @@ static int udma_get_rflow(struct udma_chan *uc, int flow_id) } uc->rflow = __udma_get_rflow(ud, flow_id); - if (IS_ERR(uc->rflow)) - return PTR_ERR(uc->rflow); - return 0; + return PTR_ERR_OR_ZERO(uc->rflow); } static void udma_put_rchan(struct udma_chan *uc) -- 2.6.2