[OpenSIPS-Devel] [OpenSIPS/opensips] bd49bf: siprec: send BYE for sessions not established

[Răzvan Crainea]

  Branch: refs/heads/2.4
  Home:   https://github.com/OpenSIPS/opensips
  Commit: bd49bfe9b2e08020a9b8af1596ec0e93a761ebb2
      https://github.com/OpenSIPS/opensips/commit/bd49bfe9b2e08020a9b8af1596ec0e93a761ebb2
  Author: Razvan Crainea <razvan at opensips.org>
  Date:   2020-06-23 (Tue, 23 Jun 2020)

  Changed paths:
    M modules/siprec/siprec_logic.c

  Log Message:
  -----------
  siprec: send BYE for sessions not established

When a SIPREC session was started on a 183 reply, but the session was
not stopped, a BYE to the SIPREC server should be sent to close the
session.

Thanks go to Krunal Patel for reporting this and offering the fix.

Close #2136

(cherry picked from commit b4cd132731f8e2fc0a949ea52b22952879b345ca)