RFR: 8294696 - BufferedInputStream.transferTo should drain buffer when mark set [v6]

[Markus KARG]

On Wed, 29 Nov 2023 22:55:41 GMT, Brian Burkhalter <bpb at openjdk.org> wrote:

> > As Alan pointed out, it is a bug (actually even a security risk), so BAIS should get fixed, too.
> 
> I am going to file an issue on this.

Thank you, I just planned to fix this today when I saw your existing PR! 👍

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PR Review Comment: https://git.openjdk.org/jdk/pull/10525#discussion_r1412210184