[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, 7 insertions, 7 deletions

diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index e2447aef3a8f..77efe19ccd2c 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -106,7 +106,7 @@ static int smt_enabled_cmdline;
 static void check_smt_enabled(void)
 {
         struct device_node *dn;
-        char *smt_option;
+        const char *smt_option;
 
         /* Allow the command line to overrule the OF option */
         if (smt_enabled_cmdline)
@@ -115,7 +115,7 @@ static void check_smt_enabled(void)
         dn = of_find_node_by_path("/options");
 
         if (dn) {
-                smt_option = (char *)get_property(dn, "ibm,smt-enabled", NULL);
+                smt_option = get_property(dn, "ibm,smt-enabled", NULL);
 
                 if (smt_option) {
                         if (!strcmp(smt_option, "on"))
@@ -292,7 +292,7 @@ static void __init initialize_cache_info(void)
                  */
 
                 if ( num_cpus == 1 ) {
-                        u32 *sizep, *lsizep;
+                        const u32 *sizep, *lsizep;
                         u32 size, lsize;
                         const char *dc, *ic;
 
@@ -307,10 +307,10 @@ static void __init initialize_cache_info(void)
 
                         size = 0;
                         lsize = cur_cpu_spec->dcache_bsize;
-                        sizep = (u32 *)get_property(np, "d-cache-size", NULL);
+                        sizep = get_property(np, "d-cache-size", NULL);
                         if (sizep != NULL)
                                 size = *sizep;
-                        lsizep = (u32 *) get_property(np, dc, NULL);
+                        lsizep = get_property(np, dc, NULL);
                         if (lsizep != NULL)
                                 lsize = *lsizep;
                         if (sizep == 0 || lsizep == 0)
@@ -324,10 +324,10 @@ static void __init initialize_cache_info(void)
 
                         size = 0;
                         lsize = cur_cpu_spec->icache_bsize;
-                        sizep = (u32 *)get_property(np, "i-cache-size", NULL);
+                        sizep = get_property(np, "i-cache-size", NULL);
                         if (sizep != NULL)
                                 size = *sizep;
-                        lsizep = (u32 *)get_property(np, ic, NULL);
+                        lsizep = get_property(np, ic, NULL);
                         if (lsizep != NULL)
                                 lsize = *lsizep;
                         if (sizep == 0 || lsizep == 0)