#### Pre-Submission Checklist - [x] Commit message has the format required by CONTRIBUTING guide - [x] Commits are split per component (core, individual modules, libs, utils, ...) - [x] Each component has a single commit (if not, squash them into one commit) - [x] No commits to README files for modules (changes must be done to docbook files in `doc/` subfolder, the README file is autogenerated)

#### Type Of Change - [x] Small bug fix (non-breaking change which fixes an issue) - [ ] New feature (non-breaking change which adds new functionality) - [ ] Breaking change (fix or feature that would change existing functionality)

#### Checklist: - [x] PR should be backported to stable branches - [x] Tested changes locally - [ ] Related to issue #XXXX (replace XXXX with an open issue number)

#### Description There's an regression in 5.5 on `pike.so`. After c9dc0336a33a0ecfe776975be7fbfab8f3c91b48 the module has stopped to work. `mark_node()` had returned a NULL on every IP-address.

You can view, comment on, or merge this pull request online at:

https://github.com/kamailio/kamailio/pull/2744

-- Commit Summary --

* pike: fixed regression

-- File Changes --

M src/modules/pike/ip_tree.c (4)

-- Patch Links --

https://github.com/kamailio/kamailio/pull/2744.patch https://github.com/kamailio/kamailio/pull/2744.diff