diff options
author | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-02-12 01:55:32 +0000 |
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committer | vanjeff <vanjeff@6f19259b-4bc3-4df7-8a09-765794883524> | 2009-02-12 01:55:32 +0000 |
commit | 892b7f90c5a2abd2e88e1f5787d9e6dad9f8fab5 (patch) | |
tree | 5a132f7a2a035a8235ffd7b4f5a58482709d24eb /MdeModulePkg | |
parent | 68443c61b4e51bdef20a60692bf1c417c5e06fb8 (diff) | |
download | edk2-892b7f90c5a2abd2e88e1f5787d9e6dad9f8fab5.zip edk2-892b7f90c5a2abd2e88e1f5787d9e6dad9f8fab5.tar.gz edk2-892b7f90c5a2abd2e88e1f5787d9e6dad9f8fab5.tar.bz2 |
add NULL pointer check.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@7506 6f19259b-4bc3-4df7-8a09-765794883524
Diffstat (limited to 'MdeModulePkg')
-rw-r--r-- | MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c b/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c index f2e3121..0d03376 100644 --- a/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c +++ b/MdeModulePkg/Universal/Variable/RuntimeDxe/Variable.c @@ -3,7 +3,7 @@ Implement all four UEFI Runtime Variable services for the nonvolatile
and volatile storage space and install variable architecture protocol.
-Copyright (c) 2006 - 2008, Intel Corporation
+Copyright (c) 2006 - 2009, Intel Corporation
All rights reserved. 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
@@ -765,7 +765,9 @@ UpdateVariableCache ( UINTN Index;
if (EfiAtRuntime ()) {
+ //
// Don't use the cache at runtime
+ //
return;
}
@@ -774,7 +776,9 @@ UpdateVariableCache ( if (StrCmp (VariableName, Entry->Name) == 0) {
Entry->Attributes = Attributes;
if (DataSize == 0) {
+ //
// Delete Case
+ //
if (Entry->DataSize != 0) {
FreePool (Entry->Data);
}
@@ -783,6 +787,8 @@ UpdateVariableCache ( CopyMem (Entry->Data, Data, DataSize);
} else {
Entry->Data = AllocatePool (DataSize);
+ ASSERT (Entry->Data != NULL);
+
Entry->DataSize = DataSize;
CopyMem (Entry->Data, Data, DataSize);
}
|