On ARM error code is not 0 so avoid to return it as error.
Signed-off-by: Frediano Ziglio <[email protected]>
---
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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