1 files changed, 2 insertions, 2 deletions
diff --git a/src/crypto/groestl.c b/src/crypto/groestl.c
index e1c89cc3b..c8258add3 100644
--- a/src/crypto/groestl.c
+++ b/src/crypto/groestl.c
@@ -8,6 +8,7 @@
  *
  */
 
+#include <stddef.h>
 #include "groestl.h"
 #include "groestl_tables.h"
 
@@ -204,10 +205,9 @@ static void OutputTransformation(hashState *ctx) {
 
 /* initialise context */
 static void Init(hashState* ctx) {
-  int i = 0;
   /* allocate memory for state and data buffer */
 
-  for(;i<(SIZE512/sizeof(uint32_t));i++)
+  for(size_t i = 0; i < (SIZE512/sizeof(uint32_t)); i++)
   {
 	ctx->chaining[i] = 0;
   }