[OpenSIPS-Devel] [OpenSIPS/opensips] 911478: Fix leak in use_next_gw()

[Bogdan-Andrei Iancu]

  Branch: refs/heads/2.2
  Home:   https://github.com/OpenSIPS/opensips
  Commit: 911478b102576eb73e8c08989a0f6beb109821d9
      https://github.com/OpenSIPS/opensips/commit/911478b102576eb73e8c08989a0f6beb109821d9
  Author: Bogdan-Andrei Iancu <bogdan at opensips.org>
  Date:   2017-06-16 (Fri, 16 Jun 2017)

  Changed paths:
    M modules/drouting/drouting.c

  Log Message:
  -----------
  Fix leak in use_next_gw()

The leak occurs only when doing fallback between rules.