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rpcrt4: Clear an object pointer during unmarshaling, otherwise we

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could end up using the previously allocated memory even if it isn't
the right size, causing heap corruption.
This commit is contained in:
Robert Shearman 2006-06-09 17:29:28 +01:00 committed by Alexandre Julliard
parent 578df90d6d
commit d98b73a17a
1 changed files with 3 additions and 0 deletions
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3
dlls/rpcrt4/ndr_marshall.c
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@ -842,7 +842,10 @@ static void PointerUnmarshall(PMIDL_STUB_MESSAGE pStubMsg,
pointer_id = NDR_LOCAL_UINT32_READ(Buffer);
TRACE("pointer_id is 0x%08lx\n", pointer_id);
if (!fMustAlloc && *pPointer)
{
FIXME("free object pointer %p\n", *pPointer);
*pPointer = NULL;
}
if (pointer_id)
pointer_needs_unmarshaling = 1;
else