Message ID | 20210723175008.22410-17-logang@deltatee.com (mailing list archive) |
---|---|
State | Superseded |
Headers | show
Return-Path: <SRS0=8S6Q=MP=lists.xenproject.org=xen-devel-bounces@kernel.org> 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=-18.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, 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 2C1EDC19F36 for <xen-devel@archiver.kernel.org>; Fri, 23 Jul 2021 17:50:46 +0000 (UTC) Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E5EB960F12 for <xen-devel@archiver.kernel.org>; Fri, 23 Jul 2021 17:50:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org E5EB960F12 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=deltatee.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=lists.xenproject.org Received: from list by lists.xenproject.org with outflank-mailman.160205.294595 (Exim 4.92) (envelope-from <xen-devel-bounces@lists.xenproject.org>) id 1m6zJm-0005ED-LE; Fri, 23 Jul 2021 17:50:38 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 160205.294595; Fri, 23 Jul 2021 17:50:38 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from <xen-devel-bounces@lists.xenproject.org>) id 1m6zJm-0005Dz-FB; Fri, 23 Jul 2021 17:50:38 +0000 Received: by outflank-mailman (input) for mailman id 160205; Fri, 23 Jul 2021 17:50:37 +0000 Received: from us1-rack-iad1.inumbo.com ([172.99.69.81]) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from <SRS0=uLib=MP=deltatee.com=gunthorp@srs-us1.protection.inumbo.net>) id 1m6zJl-0003J8-T8 for xen-devel@lists.xenproject.org; Fri, 23 Jul 2021 17:50:37 +0000 Received: from ale.deltatee.com (unknown [204.191.154.188]) by us1-rack-iad1.inumbo.com (Halon) with ESMTPS id b09d1006-09d8-422c-a4bd-0f01d77dabf4; Fri, 23 Jul 2021 17:50:29 +0000 (UTC) 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 1m6zJX-0005Lg-Hu; Fri, 23 Jul 2021 11:50:25 -0600 Received: from gunthorp by cgy1-donard.priv.deltatee.com with local (Exim 4.92) (envelope-from <gunthorp@deltatee.com>) id 1m6zJM-0005rH-Po; Fri, 23 Jul 2021 11:50:12 -0600 X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion <xen-devel.lists.xenproject.org> List-Unsubscribe: <https://lists.xenproject.org/mailman/options/xen-devel>, <mailto:xen-devel-request@lists.xenproject.org?subject=unsubscribe> List-Post: <mailto:xen-devel@lists.xenproject.org> List-Help: <mailto:xen-devel-request@lists.xenproject.org?subject=help> List-Subscribe: <https://lists.xenproject.org/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xenproject.org?subject=subscribe> Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" <xen-devel-bounces@lists.xenproject.org> X-Inumbo-ID: b09d1006-09d8-422c-a4bd-0f01d77dabf4 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=fB/z94v+Zqx6MpbGppBoixHLzAQycdh8k5f4rRFmrO0=; b=PvIVsf2jJdjk6A970FfEEgio21 C/GMm/RBk6KYroHH2dZOmLXdmLkBew5HHh4ogJ4P2/jEv02L00NKiJaxWDVBVdI85Fvgv3Vr6zuz1 cUHgUTOcWG9J5J9uaCEQqP3EHXfbGhr2Ne5j9gcnyqOw4irFL91qML0lTF0/IWJN4kHlrWfjjR3wN hQ4+y7+g/5FaYW+hEGmzZqEuoaouyuHCmMgvesyPjw7aA8hV9KjB8TONVSEjVHcTPSuNw8lgf4Z8B OAbdFLIqDvFcxElYIiNYLpJtj4l9uUBc/8qDpgwPEhQ1nG1iZt/LOiAHcmHRyh06r9hB2YuqjLowo E+cwXFgQ==; 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>, "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>, Helge Deller <deller@gmx.de> Date: Fri, 23 Jul 2021 11:50:03 -0600 Message-Id: <20210723175008.22410-17-logang@deltatee.com> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20210723175008.22410-1-logang@deltatee.com> References: <20210723175008.22410-1-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, James.Bottomley@HansenPartnership.com, deller@gmx.de X-SA-Exim-Mail-From: gunthorp@deltatee.com Subject: [PATCH v2 16/21] parisc: return error code from .map_sg() ops 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) |
Series |
.map_sg() error cleanup
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expand
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diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c index b5f9ee81a46c..452e72b7bd01 100644 --- a/drivers/parisc/ccio-dma.c +++ b/drivers/parisc/ccio-dma.c @@ -918,7 +918,7 @@ ccio_map_sg(struct device *dev, struct scatterlist *sglist, int nents, BUG_ON(!dev); ioc = GET_IOC(dev); if (!ioc) - return 0; + return -EINVAL; DBG_RUN_SG("%s() START %d entries\n", __func__, nents); diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c index dce4cdf786cd..e60690d38d67 100644 --- a/drivers/parisc/sba_iommu.c +++ b/drivers/parisc/sba_iommu.c @@ -947,7 +947,7 @@ sba_map_sg(struct device *dev, struct scatterlist *sglist, int nents, ioc = GET_IOC(dev); if (!ioc) - return 0; + return -EINVAL; /* Fast path single entry scatterlists. */ if (nents == 1) {