From d13f69de73b15e7034c2ab110f3742bafbe2bf79 Mon Sep 17 00:00:00 2001
From: BVK Chaitanya <bvk.groups@gmail.com>
Date: Wed, 12 May 2010 10:45:22 +0530
Subject: [PATCH] handle failure case

---
 script/execute.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/script/execute.c b/script/execute.c
index 905f457d3..5200b04a7 100644
--- a/script/execute.c
+++ b/script/execute.c
@@ -128,6 +128,13 @@ grub_script_env_get (const char *name, grub_script_arg_type_t type)
 					       scope->argv.args[num - 1]);
 	}
     }
+
+  if (errors)
+    {
+      grub_script_argv_free (&result);
+      return 0;
+    }
+
   return result.args;
 }