oleaut32: Check the return value from VariantCopy when copying values for VT_VARIANT typed parameters for ITypeInfo::Invoke

[Robert Shearman]

ChangeLog:
Check the return value from VariantCopy when copying values for 
VT_VARIANT typed parameters.

  dlls/oleaut32/typelib.c |    2 +-
  1 files changed, 1 insertions(+), 1 deletions(-)

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