diff --git a/system/database/DB_result.php b/system/database/DB_result.php
index a044fd5..41a8517 100644
--- a/system/database/DB_result.php
+++ b/system/database/DB_result.php
@@ -478,12 +478,9 @@
 			return NULL;
 		}
 
-		if (isset($result[$this->current_row + 1]))
-		{
-			++$this->current_row;
-		}
-
-		return $result[$this->current_row];
+		return isset($result[$this->current_row + 1])
+			? $result[++$this->current_row]
+			: NULL;
 	}
 
 	// --------------------------------------------------------------------