Messages in this thread Patch in this message | | | From | Frediano Ziglio <> | Subject | [PATCH] xen/arm: Return correct code error for xen_swiotlb_map_page | Date | Thu, 6 Nov 2014 17:07:31 +0000 |
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On ARM error code is not 0 so avoid to return it as error.
Signed-off-by: Frediano Ziglio <frediano.ziglio@huawei.com> --- 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
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