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add condition judgment to avoid accessing NULL address if not found existing variable.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9038 6f19259b-4bc3-4df7-8a09-765794883524
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eric_tian
2009-08-11 05:24:12 +00:00
parent 6844f1882f
commit 1d5b25b715
1 changed files with 4 additions and 2 deletions
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2
MdeModulePkg/Universal/Variable/EmuRuntimeDxe/EmuVariable.c
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@@ -767,7 +767,9 @@ UpdateVariable (
// //
// Mark the old variable as deleted // Mark the old variable as deleted
// //
if (Variable->CurrPtr != NULL) {
Variable->CurrPtr->State &= VAR_DELETED; Variable->CurrPtr->State &= VAR_DELETED;
}
UpdateVariableInfo (VariableName, VendorGuid, Variable->Volatile, FALSE, TRUE, FALSE, FALSE); UpdateVariableInfo (VariableName, VendorGuid, Variable->Volatile, FALSE, TRUE, FALSE, FALSE);