Fix server crash during client connection

[notimaginative]

Pull Request Type

• [ ] GitHub Workflow changes
• [ ] Documentation or Wiki changes
• [ ] Build and Dependency changes
• [x] Runtime changes
  • [ ] Render changes
  • [ ] Audio changes
  • [ ] Input changes
  • [x] Network changes
  • [ ] Other changes

Description

The serverconn variable identifies the reliable socket used by the server. However this variable is not yet initialized at the very start of the first client connection which causes the server to crash. This fixes a bad safety check for this issue and a further instance of the bug.

Related Issues

Screenshots (if applicable)

Checklist

• [x] I have tested my changes locally and verified that they work as intended.
• [x] I have documented any new or modified functionality.
• [x] I have reviewed the changes to ensure they do not introduce any unnecessary complexity or duplicate code.
• [x] I understand that by submitting this pull request, I am agreeing to license my contributions under the project's license.

Additional Comments