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authorniruiyu <niruiyu@6f19259b-4bc3-4df7-8a09-765794883524>2011-06-09 02:51:00 +0000
committerniruiyu <niruiyu@6f19259b-4bc3-4df7-8a09-765794883524>2011-06-09 02:51:00 +0000
commitef2635c399770673375249722ae1e121db1e9ad1 (patch)
treecd69b8f8e39c811a8ff3a9468aafb04981defd68 /MdePkg/Include/Library/HobLib.h
parent10fe0d814add860a1040e648b1f5782c0de350e6 (diff)
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Change BuildGuidHob and BuildGuidDataHob to return NULL upon failure.
Guarantee no memory corruption in an out of memory condition even in production builds. Signed-off-by: niruiyu Reviewed-by: mdkinney git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11775 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdePkg/Include/Library/HobLib.h')
-rw-r--r--MdePkg/Include/Library/HobLib.h8
1 files changed, 5 insertions, 3 deletions
diff --git a/MdePkg/Include/Library/HobLib.h b/MdePkg/Include/Library/HobLib.h
index a7bc26a742..8af7fbe0e1 100644
--- a/MdePkg/Include/Library/HobLib.h
+++ b/MdePkg/Include/Library/HobLib.h
@@ -8,7 +8,7 @@
allows the PEI phase to pass information to the DXE phase. HOBs are position
independent and can be relocated easily to different memory memory locations.
-Copyright (c) 2006 - 2009, Intel Corporation. All rights reserved.<BR>
+Copyright (c) 2006 - 2011, Intel Corporation. All rights reserved.<BR>
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
@@ -225,7 +225,8 @@ BuildResourceDescriptorHob (
@param Guid The GUID to tag the customized HOB.
@param DataLength The size of the data payload for the GUID HOB.
- @return The start address of GUID HOB data.
+ @retval NULL The GUID HOB could not be allocated.
+ @retval others The start address of GUID HOB data.
**/
VOID *
@@ -255,7 +256,8 @@ BuildGuidHob (
@param Data The data to be copied into the data field of the GUID HOB.
@param DataLength The size of the data payload for the GUID HOB.
- @return The start address of GUID HOB data.
+ @retval NULL The GUID HOB could not be allocated.
+ @retval others The start address of GUID HOB data.
**/
VOID *