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MdeModulePkg: FileExplorerLib: prevent freeing null pointer

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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>
This commit is contained in:
Michael Zimmermann 2016-05-09 10:01:49 +08:00 committed by Feng Tian
parent 6e7423c3c2
commit 140cc8000f
1 changed files with 3 additions and 1 deletions
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4
MdeModulePkg/Library/FileExplorerLib/FileExplorer.c
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@ -775,7 +775,9 @@ LibFindFileSystem (
MenuEntry->DisplayString, MenuEntry->DisplayString,
NULL NULL
); );
FreePool (Info);
if (Info != NULL)
FreePool (Info);
OptionNumber++; OptionNumber++;
InsertTailList (&gFileExplorerPrivate.FsOptionMenu->Head, &MenuEntry->Link); InsertTailList (&gFileExplorerPrivate.FsOptionMenu->Head, &MenuEntry->Link);