[mapserver-commits] [MapServer/MapServer] 083cf8: loadLayer(): fix memory leak in error code path

[Even Rouault]

  Branch: refs/heads/backport-6744-to-branch-8-0
  Home:   https://github.com/MapServer/MapServer
  Commit: 083cf8743a5610dc23ac477a4aab9a6951b4d564
      https://github.com/MapServer/MapServer/commit/083cf8743a5610dc23ac477a4aab9a6951b4d564
  Author: Even Rouault <even.rouault at spatialys.com>
  Date:   2022-10-31 (Mon, 31 Oct 2022)

  Changed paths:
    M mapfile.c

  Log Message:
  -----------
  loadLayer(): fix memory leak in error code path

Fixes https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=52702