mm/m68k: fix build warning of unused variable

Fix build warning of unused variable:

  arch/m68k/mm/init.c: In function 'mem_init': arch/m68k/mm/init.c:151:6: warning: unused variable 'i' [-Wunused-variable]

Signed-off-by: Jiang Liu <jiang.liu@huawei.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Greg Ungerer <gerg@uclinux.org>
Cc: Thadeu Lima de Souza Cascardo <cascardo@holoscopio.com>
Cc: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 8 insertions, 5 deletions

diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c
index 6e0a93869ec9..6b4baa6e4d31 100644
--- a/arch/m68k/mm/init.c
+++ b/arch/m68k/mm/init.c
@@ -146,14 +146,11 @@ void __init print_memmap(void)
                 MLK_ROUNDUP(__bss_start, __bss_stop));
 }
 
-void __init mem_init(void)
+static inline void init_pointer_tables(void)
 {
+#if defined(CONFIG_MMU) && !defined(CONFIG_SUN3) && !defined(CONFIG_COLDFIRE)
         int i;
 
-        /* this will put all memory onto the freelists */
-        free_all_bootmem();
-
-#if defined(CONFIG_MMU) && !defined(CONFIG_SUN3) && !defined(CONFIG_COLDFIRE)
         /* insert pointer tables allocated so far into the tablelist */
         init_pointer_table((unsigned long)kernel_pg_dir);
         for (i = 0; i < PTRS_PER_PGD; i++) {
@@ -165,7 +162,13 @@ void __init mem_init(void)
         if (zero_pgtable)
                 init_pointer_table((unsigned long)zero_pgtable);
 #endif
+}
 
+void __init mem_init(void)
+{
+        /* this will put all memory onto the freelists */
+        free_all_bootmem();
+        init_pointer_tables();
         mem_init_print_info(NULL);
         print_memmap();
 }