[OpenSIPS-Devel] [OpenSIPS/opensips] 847dc7: Proper unlock on RADIUS AVP failure

[Bogdan Andrei IANCU]

  Branch: refs/heads/2.4
  Home:   https://github.com/OpenSIPS/opensips
  Commit: 847dc72674eb307cf64ba752dd52cd0fab172a49
      https://github.com/OpenSIPS/opensips/commit/847dc72674eb307cf64ba752dd52cd0fab172a49
  Author: Bogdan-Andrei Iancu <bogdan at opensips.org>
  Date:   2019-11-07 (Thu, 07 Nov 2019)

  Changed paths:
    M modules/acc/acc.c

  Log Message:
  -----------
  Proper unlock on RADIUS AVP failure

DO not forget to release the ACC data lock if the operation of adding new RADIUS AVP fails.
Reported by Richard Revels
Closes #1864

(cherry picked from commit 1ed25cc505fda8c07e7dccf1642770b43f183a46)