- bugfix, malloc with correct size

- bugfix, missed memset

src/helper/renderer/check_renderer_default.c

@@ -25,7 +25,7 @@ const char * renderer_default ( const retmsg_t * ret, short int is_quiet ) {
   res->bufsize = RENDERMAXSIZE;
   memset( res->buf, 0, RENDERMAXSIZE); 
   strbuff_t * tmp;
-  tmp = malloc( sizeof( tmp ) );
+  tmp = malloc( sizeof( strbuff_t ) );
   if (NULL == tmp) {
     exit(could_not_allocate_memory);
   }
@@ -87,6 +87,7 @@ const char * renderer_default ( const retmsg_t * ret, short int is_quiet ) {
                           } else {
                             res=secstrcat(res, tmp->buf);
                           }
+			  memset(tmp->buf, 0, tmp->bufsize);
                           tmp->bufpos= tmp->buf;
                           tmp->pos = 0;
                           rc_is_valid =1;