Possible bug in `TPJIStreamWrapper.CopyTo`

[Peter Johnson]

In

streams/PJIStreams.pas

Line 350 in 9fcf75b

 function TPJIStreamWrapper.CopyTo(stm: IStream; cb: Largeint; out cbRead, 

the following Exit statement appears to cause S_OK to be returned when the function is returning because of a write error:

streams/PJIStreams.pas

Line 392 in 9fcf75b

 Exit; // write error