[OpenSIPS-Devel] [OpenSIPS/opensips] 86fbee: tracer: fix trace_stop removal from list

[Răzvan Crainea]

  Branch: refs/heads/3.1
  Home:   https://github.com/OpenSIPS/opensips
  Commit: 86fbeedc4eb2f2793f36029b3bf38315363e2c29
      https://github.com/OpenSIPS/opensips/commit/86fbeedc4eb2f2793f36029b3bf38315363e2c29
  Author: Razvan Crainea <razvan at opensips.org>
  Date:   2022-08-30 (Tue, 30 Aug 2022)

  Changed paths:
    M modules/tracer/tracer.c

  Log Message:
  -----------
  tracer: fix trace_stop removal from list

Fix the way we detect the previous element when removing from list
Before this change, if there were multiple elements in the list, they
were leaking due to the bad handling of the list removal.

(cherry picked from commit dae9817b313cb98ed3d4d449064c64c9a4ac7cd8)