Minor cleanup

lib.rs

@@ -1010,9 +1010,7 @@ impl<'conn> PostgresStatement for NormalPostgresStatement<'conn> {
     fn try_update(&self, params: &[&ToSql])
                       -> Result<uint, PostgresDbError> {
         match self.execute("", 0, params) {
-            Some(err) => {
-                return Err(err);
-            }
+            Some(err) => return Err(err),
             None => {}
         }
 

pool.rs

@@ -52,7 +52,7 @@ impl PostgresConnectionPool {
             pool: ~[],
         };
 
-        while pool.pool.len() < pool_size {
+        for _ in range(0, pool_size) {
             match pool.new_connection() {
                 None => (),
                 Some(err) => return Err(err)