From 140cc8000f74258a7e3985452538415b77b66b94 Mon Sep 17 00:00:00 2001
From: Michael Zimmermann <sigmaepsilon92@gmail.com>
Date: Mon, 9 May 2016 10:01:49 +0800
Subject: [PATCH] MdeModulePkg: FileExplorerLib: prevent freeing null pointer

when there's no volume label 'Info' can be NULL

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Michael Zimmermann <sigmaepsilon92@gmail.com>
Reviewed-by: Feng Tian <feng.tian@intel.com>
---
 MdeModulePkg/Library/FileExplorerLib/FileExplorer.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/MdeModulePkg/Library/FileExplorerLib/FileExplorer.c b/MdeModulePkg/Library/FileExplorerLib/FileExplorer.c
index 9f75d6ede5..59c851b7b3 100644
--- a/MdeModulePkg/Library/FileExplorerLib/FileExplorer.c
+++ b/MdeModulePkg/Library/FileExplorerLib/FileExplorer.c
@@ -775,7 +775,9 @@ LibFindFileSystem (
                                              MenuEntry->DisplayString,
                                              NULL
                                              );
-      FreePool (Info);
+
+      if (Info != NULL)
+        FreePool (Info);
 
       OptionNumber++;
       InsertTailList (&gFileExplorerPrivate.FsOptionMenu->Head, &MenuEntry->Link);
-- 
2.39.2