From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752136AbaKFRIH (ORCPT ); Thu, 6 Nov 2014 12:08:07 -0500 Received: from szxga02-in.huawei.com ([119.145.14.65]:38820 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751051AbaKFRIE (ORCPT ); Thu, 6 Nov 2014 12:08:04 -0500 From: Frediano Ziglio To: Konrad Rzeszutek Wilk , Boris Ostrovsky , David Vrabel , CC: , Subject: [PATCH] xen/arm: Return correct code error for xen_swiotlb_map_page Date: Thu, 6 Nov 2014 17:07:31 +0000 Message-ID: <1415293651-13917-1-git-send-email-frediano.ziglio@huawei.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.47.66.28] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On ARM error code is not 0 so avoid to return it as error. Signed-off-by: Frediano Ziglio --- drivers/xen/swiotlb-xen.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/xen/swiotlb-xen.c b/drivers/xen/swiotlb-xen.c index ebd8f21..3b8d628 100644 --- a/drivers/xen/swiotlb-xen.c +++ b/drivers/xen/swiotlb-xen.c @@ -425,7 +425,7 @@ dma_addr_t xen_swiotlb_map_page(struct device *dev, struct page *page, */ if (!dma_capable(dev, dev_addr, size)) { swiotlb_tbl_unmap_single(dev, map, size, dir); - dev_addr = 0; + dev_addr = DMA_ERROR_CODE; } return dev_addr; } -- 1.9.1