Message ID | 20210715164544.6827-16-logang@deltatee.com |
---|---|
State | New |
Headers | show
Return-Path: <sparclinux-owner@vger.kernel.org> X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=vger.kernel.org (client-ip=23.128.96.18; helo=vger.kernel.org; envelope-from=sparclinux-owner@vger.kernel.org; receiver=<UNKNOWN>) Authentication-Results: ozlabs.org; dkim=pass (2048-bit key; unprotected) header.d=deltatee.com header.i=@deltatee.com header.a=rsa-sha256 header.s=20200525 header.b=oVKqj1qx; dkim-atps=neutral Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by ozlabs.org (Postfix) with ESMTP id 4GQgKS4Hztz9sWS for <patchwork-incoming@ozlabs.org>; Fri, 16 Jul 2021 02:47:56 +1000 (AEST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235826AbhGOQuq (ORCPT <rfc822;patchwork-incoming@ozlabs.org>); Thu, 15 Jul 2021 12:50:46 -0400 Received: from ale.deltatee.com ([204.191.154.188]:49960 "EHLO ale.deltatee.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233692AbhGOQtE (ORCPT <rfc822;sparclinux@vger.kernel.org>); Thu, 15 Jul 2021 12:49:04 -0400 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=deltatee.com; s=20200525; h=Subject:MIME-Version:References:In-Reply-To: Message-Id:Date:Cc:To:From:content-disposition; bh=5q5HrJN5z01eX+XAG2EfKItHnqLG5Bo1fOvwGUnV4O4=; b=oVKqj1qxGhVN9ixr6TLSsC4ZBO UTD1MZ1POYG3KI27eIMLMFxYbxzslShIpA6YWVrJkGi8+wWJ/wcVjvI1+Jf302nsbpn08IP0HnrjG oh9pK+zmvzVkSIE1LmiCYRQEMg/n7BKDDFN1GhirqNtUZZY85nV7dWg7yr93fsfot42jaRm2mqSn+ wA3i/zh7pUzR0TP8bgsZsoHOwBQn2dWZ41mvNoesxsAdL31ytt8u53ohsynd3SOTknscoWtbi7kQX eUTXIk0RVW11sAtm1oHi0qiO2SdAZ7zV+zvHAQY6D/M0Zv5t6bRmqKI4wJIkqLx4KZbsVyYpCrClV /+yGg5Kg==; Received: from cgy1-donard.priv.deltatee.com ([172.16.1.31]) by ale.deltatee.com with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from <gunthorp@deltatee.com>) id 1m44Ut-0001yb-T5; Thu, 15 Jul 2021 10:46:04 -0600 Received: from gunthorp by cgy1-donard.priv.deltatee.com with local (Exim 4.92) (envelope-from <gunthorp@deltatee.com>) id 1m44Up-0001no-O1; Thu, 15 Jul 2021 10:45:59 -0600 From: Logan Gunthorpe <logang@deltatee.com> To: linux-kernel@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, iommu@lists.linux-foundation.org, linux-parisc@vger.kernel.org, xen-devel@lists.xenproject.org Cc: Christoph Hellwig <hch@lst.de>, Marek Szyprowski <m.szyprowski@samsung.com>, Robin Murphy <robin.murphy@arm.com>, Stephen Bates <sbates@raithlin.com>, Martin Oliveira <martin.oliveira@eideticom.com>, Logan Gunthorpe <logang@deltatee.com> Date: Thu, 15 Jul 2021 10:45:43 -0600 Message-Id: <20210715164544.6827-16-logang@deltatee.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210715164544.6827-1-logang@deltatee.com> References: <20210715164544.6827-1-logang@deltatee.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 172.16.1.31 X-SA-Exim-Rcpt-To: linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, iommu@lists.linux-foundation.org, linux-kernel@vger.kernel.org, linux-alpha@vger.kernel.org, linux-ia64@vger.kernel.org, linux-mips@vger.kernel.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-parisc@vger.kernel.org, xen-devel@lists.xenproject.org, hch@lst.de, m.szyprowski@samsung.com, robin.murphy@arm.com, sbates@raithlin.com, martin.oliveira@eideticom.com, logang@deltatee.com X-SA-Exim-Mail-From: gunthorp@deltatee.com X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on ale.deltatee.com X-Spam-Level: X-Spam-Status: No, score=-6.7 required=5.0 tests=ALL_TRUSTED,BAYES_00, MYRULES_NO_TEXT autolearn=no autolearn_force=no version=3.4.2 Subject: [PATCH v1 15/16] dma-mapping: return error code from dma_dummy_map_sg() X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on ale.deltatee.com) Precedence: bulk List-ID: <sparclinux.vger.kernel.org> X-Mailing-List: sparclinux@vger.kernel.org |
Series |
.map_sg() error cleanup
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expand
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diff --git a/kernel/dma/dummy.c b/kernel/dma/dummy.c index eacd4c5b10bf..ae9abebed0c4 100644 --- a/kernel/dma/dummy.c +++ b/kernel/dma/dummy.c @@ -22,7 +22,7 @@ static int dma_dummy_map_sg(struct device *dev, struct scatterlist *sgl, int nelems, enum dma_data_direction dir, unsigned long attrs) { - return 0; + return -ENODEV; } static int dma_dummy_supported(struct device *hwdev, u64 mask)