Commit 4b5c2fd6 for libheif

commit 4b5c2fd63687b4154efc0b25ec4115a5a321e4c0
Author: Dirk Farin <dirk.farin@gmail.com>
Date:   Tue Feb 24 15:24:23 2026 +0100

    fix warning

diff --git a/libheif/id_creator.cc b/libheif/id_creator.cc
index dc71d4d7..38f532e8 100644
--- a/libheif/id_creator.cc
+++ b/libheif/id_creator.cc
@@ -31,7 +31,7 @@ Result<uint32_t> IDCreator::get_new_id(Namespace ns)
     return m_next_id_global++;
   }

-  uint32_t* counter;
+  uint32_t* counter = nullptr;
   switch (ns) {
     case Namespace::item:
       counter = &m_next_id_item;