Fix CS

lib/Doctrine/DBAL/Driver/OCI8/OCI8Statement.php

@@ -121,13 +121,11 @@ class OCI8Statement implements \IteratorAggregate, Statement
             $lob->writeTemporary($variable, OCI_TEMP_BLOB);
 
             return oci_bind_by_name($this->_sth, $column, $lob, -1, OCI_B_BLOB);
-        } else {
-            if ($length!=null) {
-                return oci_bind_by_name($this->_sth, $column, $variable, $length);
-            } else {
-                return oci_bind_by_name($this->_sth, $column, $variable);
-            }
+        } else if ($length !== null) {
+            return oci_bind_by_name($this->_sth, $column, $variable, $length);
         }
+
+        return oci_bind_by_name($this->_sth, $column, $variable);
     }
 
     /**