microblaze: Fix cast warning for __va in prom.c

__va expect 32bit value but of_read_ulong(of_read_number)
returns 64bit value

Signed-off-by: Michal Simek <monstr@monstr.eu>

diff --git a/arch/microblaze/kernel/prom.c b/arch/microblaze/kernel/prom.c
index 003d373..c005cc6 100644 (file)
--- a/arch/microblaze/kernel/prom.c
+++ b/arch/microblaze/kernel/prom.c
@@ -509,12 +509,13 @@ static void __init early_init_dt_check_for_initrd(unsigned long node)
 
        prop = of_get_flat_dt_prop(node, "linux,initrd-start", &l);
        if (prop) {
-               initrd_start = (unsigned long)__va(of_read_ulong(prop, l/4));
+               initrd_start = (unsigned long)
+                                       __va((u32)of_read_ulong(prop, l/4));
 
                prop = of_get_flat_dt_prop(node, "linux,initrd-end", &l);
                if (prop) {
                        initrd_end = (unsigned long)
-                                       __va(of_read_ulong(prop, l/4));
+                                       __va((u32)of_read_ulong(prop, 1/4));
                        initrd_below_start_ok = 1;
                } else {
                        initrd_start = 0;