Fixed patch to move FSCTL handling to the VFS

[Volker Lendecke]

On Fri, Sep 16, 2011 at 08:43:02PM -0700, Richard Sharpe wrote:
> I found a few problems when running my preliminary tests, so attached
> is a fixed up patch. Again, git format-patch format after rebasing to
> squash down to a single commit.

The allocation seems all to be on talloc_tos(). When doing
that via the VFS, can we get an explicit TALLOC_CTX for the
out_data?

Thanks,

Volker