[PATCH -next] powerpc/kaslr_booke: Fix build error

[YueHaibing]

arch/powerpc/mm/nohash/kaslr_booke.c: In function ‘kaslr_get_cmdline’:
arch/powerpc/mm/nohash/kaslr_booke.c:46:2: error: implicit declaration of function ‘early_init_dt_scan_chosen’; did you mean ‘early_init_mmu_secondary’? [-Werror=implicit-function-declaration]
  early_init_dt_scan_chosen(boot_command_line);
  ^~~~~~~~~~~~~~~~~~~~~~~~~
  early_init_mmu_secondary
arch/powerpc/mm/nohash/kaslr_booke.c: In function ‘get_initrd_range’:
arch/powerpc/mm/nohash/kaslr_booke.c:210:10: error: implicit declaration of function ‘of_read_number’; did you mean ‘seq_read_iter’? [-Werror=implicit-function-declaration]
  start = of_read_number(prop, len / 4);
          ^~~~~~~~~~~~~~
          seq_read_iter

Add missing include files to fix this.

Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
---
 arch/powerpc/mm/nohash/kaslr_booke.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/powerpc/mm/nohash/kaslr_booke.c b/arch/powerpc/mm/nohash/kaslr_booke.c
index 5da604cd2be6..1f3f9fedf1bc 100644
--- a/arch/powerpc/mm/nohash/kaslr_booke.c
+++ b/arch/powerpc/mm/nohash/kaslr_booke.c
@@ -14,6 +14,8 @@
 #include <linux/memblock.h>
 #include <linux/libfdt.h>
 #include <linux/crash_core.h>
+#include <linux/of.h>
+#include <linux/of_fdt.h>
 #include <asm/cacheflush.h>
 #include <asm/kdump.h>
 #include <mm/mmu_decl.h>
-- 
2.17.1