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3701dc8151
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: Sudip Mukherjee <sudip@vectorindia.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>