MIPS: Remove useless zero initializations.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/kernel/rtlx.c b/arch/mips/kernel/rtlx.c
index 4ce93aa..a10ebfd 100644
--- a/arch/mips/kernel/rtlx.c
+++ b/arch/mips/kernel/rtlx.c
@@ -57,7 +57,7 @@
 } channel_wqs[RTLX_CHANNELS];
 
 static struct vpe_notifications notify;
-static int sp_stopping = 0;
+static int sp_stopping;
 
 extern void *vpe_get_shared(int index);