Bug by design in getfsfile(3) / needed sanity check for mountpoints

[Giorgos Keramidas]

On Tue, 10 Jun 2008 03:53:41 +0300, Giorgos Keramidas <keramida at ceid.upatras.gr> wrote:
> On Mon, 9 Jun 2008 01:34:19 -0700, "Garrett Cooper" <yanefbsd at gmail.com> wrote:
>> Hi hackers,
>>       I have a question, pending a bug found in getfsfile(3) [1].
>>       Is there any possibility where a mountpoint be any value other
>> than a directory, a symlink, or "none", i.e. a flat file?
>> Thanks,
>> -Garrett
>>
>> References:
>> http://www.freebsd.org/cgi/query-pr.cgi?pr=bin/124409 (not fully in PR
>> database yet).
>
> It looks like could be 'fixed' by using realpath() on its argument.
> Then this should work fine:
>
>     # fsck /usr/

I meant to write "It looks like getfsfile() could be 'fixed'...", but
the keyboard daemon ate a word there.