问C MySQL连接器-错误2014 -使用调用时命令不同步

EN

int basedatos_crearUsuario(char * pNombre, MYSQL * pConeccion){
char * query = "CALL crearUsuario (?)";
MYSQL_STMT *stmt;
MYSQL_BIND ps_params[1];  /* input parameter buffers */
MYSQL_BIND bind_results[1];

stmt = mysql_stmt_init(pConeccion);
if (!stmt)
{
    printf("Could not initialize statement\n");
    return -1;
}
if (mysql_stmt_prepare(stmt, query, strlen(query))){
    fprintf(stderr, "Error: %s (errno: %d)\n",mysql_error(pConeccion), mysql_errno(pConeccion));
    return -1;
}

long largo = (long) strlen(pNombre);
memset(ps_params, 0, sizeof (ps_params));
ps_params[0].buffer_type = MYSQL_TYPE_STRING;
ps_params[0].buffer = pNombre;
ps_params[0].buffer_length = largo;
ps_params[0].length = &largo;
ps_params[0].is_null = 0;

if(mysql_stmt_bind_param(stmt, ps_params)){
    fprintf(stderr, "Error: %s (errno: %d)\n",mysql_error(pConeccion), mysql_errno(pConeccion));
    return -1;
}
if (mysql_stmt_execute(stmt)){
    fprintf(stderr, "Error: %s (errno: %d)\n",mysql_error(pConeccion), mysql_errno(pConeccion));
    return -1;
}
MYSQL_RES* temp;
if (temp = mysql_stmt_store_result(stmt)) { //
    fprintf(stderr, " mysql_stmt_execute(), 1 failed\n");
    fprintf(stderr, " %s\n", mysql_stmt_error(stmt));
    return -1;
}
MYSQL_RES* aRes = mysql_stmt_result_metadata(stmt);//

MYSQL_FIELD* aField = &(aRes->fields[0]); 
int totalrows = mysql_stmt_num_rows(stmt);

int resultadoQuery;
long largo2 = 0;
memset (bind_results, 0, sizeof (bind_results));
bind_results[0].buffer_type= aField->type;
bind_results[0].is_null= 0;
bind_results[0].buffer= (char *) &resultadoQuery;
bind_results[0].buffer_length= 255;
bind_results[0].length= &largo2;

mysql_stmt_bind_result(stmt, bind_results);  
while(!mysql_stmt_fetch(stmt)){
    printf("hay result");
}

mysql_free_result(aRes);
mysql_free_result(temp);
if (mysql_stmt_close(stmt)) //HERE: the stmt_close call returns an error.
{
  fprintf(stderr, " usuario failed while closing the statement\n");
  fprintf(stderr, " %s\n", mysql_stmt_error(stmt));
  exit(0);
}

return resultadoQuery;