[mapserver-commits] [MapServer/MapServer] 8f0e2b: loadLeader(): fix memleak in error code path

[Even Rouault]

  Branch: refs/heads/backport-6719-to-branch-7-6
  Home:   https://github.com/MapServer/MapServer
  Commit: 8f0e2b71bef50242a28fd41c175c0715482b1a05
      https://github.com/MapServer/MapServer/commit/8f0e2b71bef50242a28fd41c175c0715482b1a05
  Author: Even Rouault <even.rouault at spatialys.com>
  Date:   2022-10-13 (Thu, 13 Oct 2022)

  Changed paths:
    M mapfile.c

  Log Message:
  -----------
  loadLeader(): fix memleak in error code path

Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=52376