[POWERPC] iseries: Constify & voidify get_property()

Now that get_property() returns a void *, there's no need to cast its
return value. Also, treat the return value as const, so we can
constify get_property later.

iseries platform changes.

Built for iseries_defconfig

Signed-off-by: Jeremy Kerr <jk@ozlabs.org>
Signed-off-by: Paul Mackerras <paulus@samba.org>

2 files changed, 5 insertions, 6 deletions

diff --git a/arch/powerpc/platforms/iseries/iommu.c b/arch/powerpc/platforms/iseries/iommu.c
index 2c3dbcd4613c..f4cbbcf8773a 100644
--- a/arch/powerpc/platforms/iseries/iommu.c
+++ b/arch/powerpc/platforms/iseries/iommu.c
@@ -179,7 +179,7 @@ void iommu_devnode_init_iSeries(struct device_node *dn)
 {
         struct iommu_table *tbl;
         struct pci_dn *pdn = PCI_DN(dn);
-        u32 *lsn = (u32 *)get_property(dn, "linux,logical-slot-number", NULL);
+        const u32 *lsn = get_property(dn, "linux,logical-slot-number", NULL);
 
         BUG_ON(lsn == NULL);
 
diff --git a/arch/powerpc/platforms/iseries/pci.c b/arch/powerpc/platforms/iseries/pci.c
index 35bcc98111f5..f4d427a7bb2d 100644
--- a/arch/powerpc/platforms/iseries/pci.c
+++ b/arch/powerpc/platforms/iseries/pci.c
@@ -176,12 +176,12 @@ void iSeries_pcibios_init(void)
         }
         while ((node = of_get_next_child(root, node)) != NULL) {
                 HvBusNumber bus;
-                u32 *busp;
+                const u32 *busp;
 
                 if ((node->type == NULL) || (strcmp(node->type, "pci") != 0))
                         continue;
 
-                busp = (u32 *)get_property(node, "bus-range", NULL);
+                busp = get_property(node, "bus-range", NULL);
                 if (busp == NULL)
                         continue;
                 bus = *busp;
@@ -221,10 +221,9 @@ void __init iSeries_pci_final_fixup(void)
 
                 if (node != NULL) {
                         struct pci_dn *pdn = PCI_DN(node);
-                        u32 *agent;
+                        const u32 *agent;
 
-                        agent = (u32 *)get_property(node, "linux,agent-id",
-                                        NULL);
+                        agent = get_property(node, "linux,agent-id", NULL);
                         if ((pdn != NULL) && (agent != NULL)) {
                                 u8 irq = iSeries_allocate_IRQ(pdn->busno, 0,
                                                 pdn->bussubno);