From 25a7be25b3a6d083b2aa44543a287f53e67c30af Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Franz=20P=C3=B6schel?= <franz.poeschel@gmail.com>
Date: Tue, 7 Apr 2026 16:36:36 +0200
Subject: [PATCH] HDF5: proper status check

---
 src/IO/HDF5/HDF5IOHandler.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/IO/HDF5/HDF5IOHandler.cpp b/src/IO/HDF5/HDF5IOHandler.cpp
index f300a150cd..9539c98708 100644
--- a/src/IO/HDF5/HDF5IOHandler.cpp
+++ b/src/IO/HDF5/HDF5IOHandler.cpp
@@ -2015,7 +2015,7 @@ void HDF5IOHandlerImpl::writeDataset(
         "write");
     auto defer_close_dataType = auxiliary::defer([&]() {
         status = H5Tclose(dataType);
-        if (status == 0)
+        if (status != 0)
         {
             std::cerr << "[HDF5] Internal error: Failed to close dataset "
                          "datatype during dataset write."