Message ID | 20220822185332.26149-24-Sergey.Semin@baikalelectronics.ru |
---|---|
State | New |
Headers | show
Return-Path: <linux-pci-owner@vger.kernel.org> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=2620:137:e000::1:20; helo=out1.vger.email; envelope-from=linux-pci-owner@vger.kernel.org; receiver=<UNKNOWN>) Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=baikalelectronics.ru header.i=@baikalelectronics.ru header.a=rsa-sha256 header.s=mail header.b=QcKhiGPJ; dkim-atps=neutral Received: from out1.vger.email (out1.vger.email [IPv6:2620:137:e000::1:20]) by legolas.ozlabs.org (Postfix) with ESMTP id 4MBM4S6wwmz1yg3 for <incoming@patchwork.ozlabs.org>; Tue, 23 Aug 2022 04:55:20 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238048AbiHVSzQ (ORCPT <rfc822;incoming@patchwork.ozlabs.org>); Mon, 22 Aug 2022 14:55:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37622 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237892AbiHVSyZ (ORCPT <rfc822;linux-pci@vger.kernel.org>); Mon, 22 Aug 2022 14:54:25 -0400 Received: from mail.baikalelectronics.com (mail.baikalelectronics.com [87.245.175.230]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 1282641983; Mon, 22 Aug 2022 11:54:09 -0700 (PDT) Received: from mail (mail.baikal.int [192.168.51.25]) by mail.baikalelectronics.com (Postfix) with ESMTP id 02104DA4; Mon, 22 Aug 2022 21:57:19 +0300 (MSK) DKIM-Filter: OpenDKIM Filter v2.11.0 mail.baikalelectronics.com 02104DA4 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=baikalelectronics.ru; s=mail; t=1661194639; bh=jfexZWKKgmMoKbQRWSmsZpAuHhXpqLZNAGbwd9rIFCk=; h=From:To:CC:Subject:Date:In-Reply-To:References:From; b=QcKhiGPJzGZ3/98du52Qx6pt5b/V2kOS8hX8Qnr45Un1cvcfBEwSo+Jznq3wPZ2eZ 5nz79MMXJdIRqnjbwz6u9MV2mmoQ9cDMe+SkfLWaD0qIWoT0C110lLKJf69FAbje+a kFly8J8w2A13KcO+DJJSXKEZW3M1Bp/2ECi8OiJc= Received: from localhost (192.168.168.10) by mail (192.168.51.25) with Microsoft SMTP Server (TLS) id 15.0.1395.4; Mon, 22 Aug 2022 21:54:04 +0300 From: Serge Semin <Sergey.Semin@baikalelectronics.ru> To: Gustavo Pimentel <gustavo.pimentel@synopsys.com>, Vinod Koul <vkoul@kernel.org>, Rob Herring <robh@kernel.org>, Bjorn Helgaas <bhelgaas@google.com>, Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>, Jingoo Han <jingoohan1@gmail.com>, Frank Li <Frank.Li@nxp.com>, Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> CC: Serge Semin <Sergey.Semin@baikalelectronics.ru>, Serge Semin <fancer.lancer@gmail.com>, Alexey Malahov <Alexey.Malahov@baikalelectronics.ru>, Pavel Parkhomenko <Pavel.Parkhomenko@baikalelectronics.ru>, =?utf-8?q?Krzys?= =?utf-8?q?ztof_Wilczy=C5=84ski?= <kw@linux.com>, <linux-pci@vger.kernel.org>, <dmaengine@vger.kernel.org>, <linux-kernel@vger.kernel.org> Subject: [PATCH RESEND v5 23/24] dmaengine: dw-edma: Skip cleanup procedure if no private data found Date: Mon, 22 Aug 2022 21:53:31 +0300 Message-ID: <20220822185332.26149-24-Sergey.Semin@baikalelectronics.ru> In-Reply-To: <20220822185332.26149-1-Sergey.Semin@baikalelectronics.ru> References: <20220822185332.26149-1-Sergey.Semin@baikalelectronics.ru> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: MAIL.baikal.int (192.168.51.25) To mail (192.168.51.25) X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_PASS, T_SCC_BODY_TEXT_LINE,T_SPF_PERMERROR autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: <linux-pci.vger.kernel.org> X-Mailing-List: linux-pci@vger.kernel.org |
Series |
dmaengine: dw-edma: Add RP/EP local DMA controllers support
|
expand
|
diff --git a/drivers/dma/dw-edma/dw-edma-core.c b/drivers/dma/dw-edma/dw-edma-core.c index 4f56149dc8d8..5736a537f4c8 100644 --- a/drivers/dma/dw-edma/dw-edma-core.c +++ b/drivers/dma/dw-edma/dw-edma-core.c @@ -1040,6 +1040,10 @@ int dw_edma_remove(struct dw_edma_chip *chip) struct dw_edma *dw = chip->dw; int i; + /* Skip removal if no private data found */ + if (!dw) + return -ENODEV; + /* Disable eDMA */ dw_edma_v0_core_off(dw);