Commit 3701dc81 authored by Sudip Mukherjee's avatar Sudip Mukherjee Committed by Linus Torvalds

m32r: mm: fix build warning

While building we are getting warnings:

  arch/m32r/mm/init.c:63:17: warning: unused variable 'low'
  arch/m32r/mm/init.c:62:17: warning: unused variable 'max_dma'

max_dma and low are only used if CONFIG_MMU is defined.  Lets declare
the variables inside the #ifdef.
Signed-off-by: default avatarSudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 25528213
...@@ -59,22 +59,25 @@ void free_initrd_mem(unsigned long, unsigned long); ...@@ -59,22 +59,25 @@ void free_initrd_mem(unsigned long, unsigned long);
void __init zone_sizes_init(void) void __init zone_sizes_init(void)
{ {
unsigned long zones_size[MAX_NR_ZONES] = {0, }; unsigned long zones_size[MAX_NR_ZONES] = {0, };
unsigned long max_dma;
unsigned long low;
unsigned long start_pfn; unsigned long start_pfn;
#ifdef CONFIG_MMU #ifdef CONFIG_MMU
{
unsigned long low;
unsigned long max_dma;
start_pfn = START_PFN(0); start_pfn = START_PFN(0);
max_dma = virt_to_phys((char *)MAX_DMA_ADDRESS) >> PAGE_SHIFT; max_dma = virt_to_phys((char *)MAX_DMA_ADDRESS) >> PAGE_SHIFT;
low = MAX_LOW_PFN(0); low = MAX_LOW_PFN(0);
if (low < max_dma){ if (low < max_dma) {
zones_size[ZONE_DMA] = low - start_pfn; zones_size[ZONE_DMA] = low - start_pfn;
zones_size[ZONE_NORMAL] = 0; zones_size[ZONE_NORMAL] = 0;
} else { } else {
zones_size[ZONE_DMA] = low - start_pfn; zones_size[ZONE_DMA] = low - start_pfn;
zones_size[ZONE_NORMAL] = low - max_dma; zones_size[ZONE_NORMAL] = low - max_dma;
} }
}
#else #else
zones_size[ZONE_DMA] = 0 >> PAGE_SHIFT; zones_size[ZONE_DMA] = 0 >> PAGE_SHIFT;
zones_size[ZONE_NORMAL] = __MEMORY_SIZE >> PAGE_SHIFT; zones_size[ZONE_NORMAL] = __MEMORY_SIZE >> PAGE_SHIFT;
......
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