[OpenSIPS-Devel] [OpenSIPS/opensips] f09cd4: blacklists code: Improve coding style

[Liviu Chircu]

  Branch: refs/heads/master
  Home:   https://github.com/OpenSIPS/opensips
  Commit: f09cd4512a95b0a22a12566a72d8077c645d16fa
      https://github.com/OpenSIPS/opensips/commit/f09cd4512a95b0a22a12566a72d8077c645d16fa
  Author: Liviu Chircu <liviu at opensips.org>
  Date:   2016-02-24 (Wed, 24 Feb 2016)

  Changed paths:
    M blacklists.c
    M blacklists.h
    M cfg.y
    M dset.c
    M route.c

  Log Message:
  -----------
  blacklists code: Improve coding style

* add space between:
  * statement and paranthesis
  * operands and operators
* proper use of "NULL" vs. "0"
* proper way to perform NULL-checking:
  * for function results
  * for all pointers