[OpenSIPS-Devel] [OpenSIPS/opensips] c78bdc: Fix setting var to NULL on each iteration

[Bogdan Andrei IANCU]

  Branch: refs/heads/3.0
  Home:   https://github.com/OpenSIPS/opensips
  Commit: c78bdc47ceb47d1a6f9089b9b949acbc18dd99f8
      https://github.com/OpenSIPS/opensips/commit/c78bdc47ceb47d1a6f9089b9b949acbc18dd99f8
  Author: Bogdan-Andrei Iancu <bogdan at opensips.org>
  Date:   2019-05-16 (Thu, 16 May 2019)

  Changed paths:
    M mod_fix.c

  Log Message:
  -----------
  Fix setting var to NULL on each iteration

Closes #1697
Credits go to @razvancrainea

(cherry picked from commit 20be5febe28229311c48102d9d4a189aec734c63)