[OpenSIPS-Devel] [OpenSIPS/opensips] 166212: [dialog] fix missing locking in get_dlg_vals()

[Bogdan Andrei IANCU]

  Branch: refs/heads/3.1
  Home:   https://github.com/OpenSIPS/opensips
  Commit: 166212ef795c44efcfa0dff55f4a4f013f163a20
      https://github.com/OpenSIPS/opensips/commit/166212ef795c44efcfa0dff55f4a4f013f163a20
  Author: Bogdan-Andrei Iancu <bogdan at opensips.org>
  Date:   2022-11-17 (Thu, 17 Nov 2022)

  Changed paths:
    M modules/dialog/dialog.c

  Log Message:
  -----------
  [dialog] fix missing locking in  get_dlg_vals()

Iterating the list of dlg vals must be done under lock

(cherry picked from commit 728eff0a551c4eac3bc90d0cfac08de5a1280058)