[U-Boot] [PATCH] Makefile: fix the typo error for mrproper

[Bo Shen]

Fix the typo error for mrproper from mkproper.

Signed-off-by: Bo Shen <voice.shen at atmel.com>
---
In Makefile, there is no object name is mkproper, so I think this is
a typo error.

 Makefile |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 7310c4e..ddbaaf0 100644
--- a/Makefile
+++ b/Makefile
@@ -168,7 +168,7 @@ endif
 include $(TOPDIR)/config.mk
 
 # Targets which don't build the source code
-NON_BUILD_TARGETS = backup clean clobber distclean mkproper tidy unconfig
+NON_BUILD_TARGETS = backup clean clobber distclean mrproper tidy unconfig
 
 # Only do the generic board check when actually building, not configuring
 ifeq ($(filter $(NON_BUILD_TARGETS),$(MAKECMDGOALS)),)
-- 
1.7.9.5