[PATCH v2] gdb/hppa-tdep.c: Fix logical working flow typo issue

[Joel Brobecker]

> OK, thanks, I shall try to send patch v3 within this week (2014-12-14).
> If the time point is too late, please let me know, and I shall try to
> send it as soon as possible.

_I_ am not in a hurry! :-)

-- 
Joel