diff --git a/drivers/crypto/mv_cesa.h b/drivers/crypto/mv_cesa.h
index 08fcb1116d907c792e3b53cd47f03d4f08586afb..9249d3ed184bbc403c3c48f6ca5198b0037c846e 100644
--- a/drivers/crypto/mv_cesa.h
+++ b/drivers/crypto/mv_cesa.h
@@ -1,4 +1,5 @@
 #ifndef __MV_CRYPTO_H__
+#define __MV_CRYPTO_H__
 
 #define DIGEST_INITIAL_VAL_A	0xdd00
 #define DIGEST_INITIAL_VAL_B	0xdd04