[OpenSIPS-Devel] [OpenSIPS/opensips] d90856: b2b_sdp_demux: fix possible invalid memory access

[Răzvan Crainea]

  Branch: refs/heads/master
  Home:   https://github.com/OpenSIPS/opensips
  Commit: d9085641758e4a0b9dcf143941c945a150a63665
      https://github.com/OpenSIPS/opensips/commit/d9085641758e4a0b9dcf143941c945a150a63665
  Author: Razvan Crainea <razvan at opensips.org>
  Date:   2022-08-23 (Tue, 23 Aug 2022)

  Changed paths:
    M modules/b2b_sdp_demux/b2b_sdp_demux.c

  Log Message:
  -----------
  b2b_sdp_demux: fix possible invalid memory access

Prevent free-then-use error when b2b_key cannot be copied in shm.

Thanks go to Suchi Sahoo from Five9 for reporting it