Revision: 16995
http://sourceforge.net/p/edk2/code/16995
Author: hwu1225
Date: 2015-03-03 05:37:27 +0000 (Tue, 03 Mar 2015)
Log Message:
-----------
MdeModulePkg/FvSimpleFileSystem:Fix a potential NULL dereference issue.
(Sync patch r16562 from main trunk.)
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Feng Tian <[email protected]>
Reviewed-by: Shumin Qiu <[email protected]>
Revision Links:
--------------
http://sourceforge.net/p/edk2/code/16562
Modified Paths:
--------------
branches/UDK2014.SP1/MdeModulePkg/Universal/FvSimpleFileSystemDxe/FvSimpleFileSystem.c
Modified:
branches/UDK2014.SP1/MdeModulePkg/Universal/FvSimpleFileSystemDxe/FvSimpleFileSystem.c
===================================================================
---
branches/UDK2014.SP1/MdeModulePkg/Universal/FvSimpleFileSystemDxe/FvSimpleFileSystem.c
2015-03-03 05:36:41 UTC (rev 16994)
+++
branches/UDK2014.SP1/MdeModulePkg/Universal/FvSimpleFileSystemDxe/FvSimpleFileSystem.c
2015-03-03 05:37:27 UTC (rev 16995)
@@ -499,6 +499,9 @@
Instance = File->Instance;
FileName = TrimFilePathToAbsolutePath (FileName);
+ if (FileName == NULL) {
+ return EFI_INVALID_PARAMETER;
+ }
if (FileName[0] == L'\\') {
FileName++;
------------------------------------------------------------------------------
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