[SPARC64]: Fix PCI rework to adhere to of_get_property() const return.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc64/kernel/pci_common.c b/arch/sparc64/kernel/pci_common.c
index 6b5c8e7..1e6aeed 100644
--- a/arch/sparc64/kernel/pci_common.c
+++ b/arch/sparc64/kernel/pci_common.c
@@ -54,7 +54,7 @@
 
 static void pci_register_iommu_region(struct pci_pbm_info *pbm)
 {
-	u32 *vdma = of_get_property(pbm->prom_node, "virtual-dma", NULL);
+	const u32 *vdma = of_get_property(pbm->prom_node, "virtual-dma", NULL);
 
 	if (vdma) {
 		struct resource *rp = kmalloc(sizeof(*rp), GFP_KERNEL);
@@ -73,7 +73,7 @@
 
 void pci_determine_mem_io_space(struct pci_pbm_info *pbm)
 {
-	struct linux_prom_pci_ranges *pbm_ranges;
+	const struct linux_prom_pci_ranges *pbm_ranges;
 	int i, saw_mem, saw_io;
 	int num_pbm_ranges;
 
@@ -82,7 +82,7 @@
 	num_pbm_ranges = i / sizeof(*pbm_ranges);
 
 	for (i = 0; i < num_pbm_ranges; i++) {
-		struct linux_prom_pci_ranges *pr = &pbm_ranges[i];
+		const struct linux_prom_pci_ranges *pr = &pbm_ranges[i];
 		unsigned long a;
 		u32 parent_phys_hi, parent_phys_lo;
 		int type;