xen/swiotlb: fix i386 compilation

i386 dma_release_from_coherent() uses its arguments, and dev!=hwdev.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>

diff --git a/arch/x86/xen/pci-swiotlb.c b/arch/x86/xen/pci-swiotlb.c
index d9733577ec9123a6b48429536ece1668565c663f..19b78e2894b0b176cc7cd73e7aa114f6523be6ea 100644 (file)
--- a/arch/x86/xen/pci-swiotlb.c
+++ b/arch/x86/xen/pci-swiotlb.c
@@ -612,7 +612,7 @@ xen_swiotlb_free_coherent(struct device *hwdev, size_t size, void *vaddr,
 {
        int order = get_order(size);
 
-       if (dma_release_from_coherent(dev, order, vaddr))
+       if (dma_release_from_coherent(hwdev, order, vaddr))
                return;
 
        xen_destroy_contiguous_region((unsigned long)vaddr, order);