[POWERPC] 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.

powerpc core changes.

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

1 files changed, 4 insertions, 6 deletions

diff --git a/arch/powerpc/kernel/machine_kexec_64.c b/arch/powerpc/kernel/machine_kexec_64.c
index b438d45a068c..4efdaa9d3f43 100644
--- a/arch/powerpc/kernel/machine_kexec_64.c
+++ b/arch/powerpc/kernel/machine_kexec_64.c
@@ -33,8 +33,8 @@ int default_machine_kexec_prepare(struct kimage *image)
         unsigned long begin, end;       /* limits of segment */
         unsigned long low, high;        /* limits of blocked memory range */
         struct device_node *node;
-        unsigned long *basep;
-        unsigned int *sizep;
+        const unsigned long *basep;
+        const unsigned int *sizep;
 
         if (!ppc_md.hpte_clear_all)
                 return -ENOENT;
@@ -74,10 +74,8 @@ int default_machine_kexec_prepare(struct kimage *image)
         /* We also should not overwrite the tce tables */
         for (node = of_find_node_by_type(NULL, "pci"); node != NULL;
                         node = of_find_node_by_type(node, "pci")) {
-                basep = (unsigned long *)get_property(node, "linux,tce-base",
-                                                        NULL);
-                sizep = (unsigned int *)get_property(node, "linux,tce-size",
-                                                        NULL);
+                basep = get_property(node, "linux,tce-base", NULL);
+                sizep = get_property(node, "linux,tce-size", NULL);
                 if (basep == NULL || sizep == NULL)
                         continue;