Revision: 14990
http://sourceforge.net/p/edk2/code/14990
Author: shenshushi
Date: 2013-12-17 01:04:38 +0000 (Tue, 17 Dec 2013)
Log Message:
-----------
Update code to ensure the pointer ?\226?\128?\152CurrentName?\226?\128?\153 in
function ?\226?\128?\152PerformSingleMappingDisplay?\226?\128?\153
isn?\226?\128?\153t null before being processed.
Signed-off-by: Shumin Qiu <[email protected]>
Reviewed-by: Jaben Carsey <[email protected]>
Modified Paths:
--------------
trunk/edk2/ShellPkg/Library/UefiShellLevel2CommandsLib/Map.c
Modified: trunk/edk2/ShellPkg/Library/UefiShellLevel2CommandsLib/Map.c
===================================================================
--- trunk/edk2/ShellPkg/Library/UefiShellLevel2CommandsLib/Map.c
2013-12-16 01:53:11 UTC (rev 14989)
+++ trunk/edk2/ShellPkg/Library/UefiShellLevel2CommandsLib/Map.c
2013-12-17 01:04:38 UTC (rev 14990)
@@ -468,6 +468,9 @@
}
} else {
Alias = StrnCatGrow(&Alias, 0, MapList, 0);
+ if (Alias == NULL) {
+ return EFI_OUT_OF_RESOURCES;
+ }
TempSpot = StrStr(Alias, CurrentName);
if (TempSpot != NULL) {
TempSpot2 = StrStr(TempSpot, L";");
@@ -484,6 +487,10 @@
}
} else {
CurrentName = NULL;
+ CurrentName = StrnCatGrow(&CurrentName, 0, L"", 0);
+ if (CurrentName == NULL) {
+ return (EFI_OUT_OF_RESOURCES);
+ }
}
DevPathString = ConvertDevicePathToText(DevPath, TRUE, FALSE);
if (!SFO) {
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