From a684efd6967eae407162ccb79124f53a178d4013 Mon Sep 17 00:00:00 2001
From: Aaron Patterson <aaron.patterson@gmail.com>
Date: Fri, 20 Aug 2010 09:16:22 -0700
Subject: [PATCH] xfree or die hard

---
 ext/mysql2/statement.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/ext/mysql2/statement.c b/ext/mysql2/statement.c
index 6332459..6f8f17f 100644
--- a/ext/mysql2/statement.c
+++ b/ext/mysql2/statement.c
@@ -144,9 +144,13 @@ static VALUE each(VALUE self)
     binds[i].error   = &error[i];
   }
 
-  /* FIXME: if this raises, we need to free our allocated buffers */
-  if(mysql_stmt_bind_result(stmt, binds))
+  if(mysql_stmt_bind_result(stmt, binds)) {
+    xfree(binds);
+    xfree(is_null);
+    xfree(error);
+    xfree(length);
     rb_raise(cMysql2Error, "%s", mysql_stmt_error(stmt));
+  }
 
   while(!mysql_stmt_fetch(stmt)) {
     VALUE row = rb_ary_new2((long)field_count);