treewide: remove unneeded semicolons

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
diff --git a/board/amcc/luan/luan.c b/board/amcc/luan/luan.c
index 774671d..f98231a 100644
--- a/board/amcc/luan/luan.c
+++ b/board/amcc/luan/luan.c
@@ -161,7 +161,7 @@
 
 	mtdcr( L2_CACHE_CMD, 0x80000000 );	/* issue HCLEAR command via L2_CMD */
 
-	while (!(mfdcr( L2_CACHE_STAT ) & 0x80000000 ))  ;; /* poll L2_SR for completion */
+	while (!(mfdcr( L2_CACHE_STAT ) & 0x80000000 ))  ; /* poll L2_SR for completion */
 
 	mtdcr( L2_CACHE_CMD, 0x10000000 );	/* clear cache errors L2_CMD[CCP] */