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Add check whether input parameter is NULL before call freepool API defined in MDE. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@2461 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
lgao4 2007-03-14 07:42:20 +00:00
parent 5db2b1e12d
commit 08aa37e015
2 changed files with 8 additions and 4 deletions
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10
EdkModulePkg/Universal/Console/ConSplitter/Dxe/ConSplitterGraphics.c
View File

@ -1314,8 +1314,10 @@ DevNullTextOutSetMode (
Private->TextOutMode.Mode = (INT32) ModeNumber; Private->TextOutMode.Mode = (INT32) ModeNumber;
Private->DevNullColumns = Column; Private->DevNullColumns = Column;
Private->DevNullRows = Row; Private->DevNullRows = Row;
FreePool (Private->DevNullScreen); if (Private->DevNullScreen != NULL) {
FreePool (Private->DevNullScreen);
}
Size = (Row * (Column + 1)) * sizeof (CHAR16); Size = (Row * (Column + 1)) * sizeof (CHAR16);
Private->DevNullScreen = AllocateZeroPool (Size); Private->DevNullScreen = AllocateZeroPool (Size);
@ -1323,7 +1325,9 @@ DevNullTextOutSetMode (
return EFI_OUT_OF_RESOURCES; return EFI_OUT_OF_RESOURCES;
} }
FreePool (Private->DevNullAttributes); if (Private->DevNullAttributes != NULL) {
FreePool (Private->DevNullAttributes);
}
Size = Row * Column * sizeof (INT32); Size = Row * Column * sizeof (INT32);
Private->DevNullAttributes = AllocateZeroPool (Size); Private->DevNullAttributes = AllocateZeroPool (Size);

2
EdkModulePkg/Universal/Console/Terminal/Dxe/Terminal.msa
View File

@ -6,7 +6,7 @@
<GuidValue>9E863906-A40F-4875-977F-5B93FF237FC6</GuidValue> <GuidValue>9E863906-A40F-4875-977F-5B93FF237FC6</GuidValue>
<Version>1.0</Version> <Version>1.0</Version>
<Abstract>Component description file for Terminal module.</Abstract> <Abstract>Component description file for Terminal module.</Abstract>
<Description>This driver installs Simple Text In/Out protocol for terminal devices.</Description> <Description>This driver installs Simple Text In/Out protocol for terminal devices (serial devices or hotplug devices).</Description>
<Copyright>Copyright (c) 2006 - 2007, Intel Corporation</Copyright> <Copyright>Copyright (c) 2006 - 2007, Intel Corporation</Copyright>
<License>All rights reserved. This program and the accompanying materials <License>All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License are licensed and made available under the terms and conditions of the BSD License