arch/powerpc/cpu/mpc85xx/tlb.c: Fix GCC 4.6 build warning

Fix:

tlb.c: In function 'disable_tlb':
tlb.c:175:34: warning: variable '_mas7' set but not used [-Wunused-but-set-variable]

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
1 file changed