xen/swiotlb: Fix compile warnings when using plain integer instead of NULL pointer.

arch/x86/xen/pci-swiotlb-xen.c:96:1: warning: Using plain integer as NULL pointer
arch/x86/xen/pci-swiotlb-xen.c:96:1: warning: Using plain integer as NULL pointer

Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
(cherry picked from commit 6d7083eee3bc088d1fc30eefabd6263bca40c95a)

diff --git a/arch/x86/xen/pci-swiotlb-xen.c b/arch/x86/xen/pci-swiotlb-xen.c
index c95d143fc9c61402ca38e94d4f717268b121f67a..cf1256940d0344f694967ad659bb4c004b73b959 100644 (file)
--- a/arch/x86/xen/pci-swiotlb-xen.c
+++ b/arch/x86/xen/pci-swiotlb-xen.c
@@ -63,6 +63,6 @@ void __init pci_xen_swiotlb_init(void)
        }
 }
 IOMMU_INIT_FINISH(pci_xen_swiotlb_detect,
-                 0,
+                 NULL,
                  pci_xen_swiotlb_init,
-                 0);
+                 NULL);