MIPS: Remove useless zero initializations.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/mips-mt-fpaff.c b/arch/mips/kernel/mips-mt-fpaff.c
index 4246131..cbc6182 100644
--- a/arch/mips/kernel/mips-mt-fpaff.c
+++ b/arch/mips/kernel/mips-mt-fpaff.c
@@ -18,7 +18,7 @@
 cpumask_t mt_fpu_cpumask;
 
 static int fpaff_threshold = -1;
-unsigned long mt_fpemul_threshold = 0;
+unsigned long mt_fpemul_threshold;
 
 /*
  * Replacement functions for the sys_sched_setaffinity() and