From 32927d3ccb2f8f69622f465ad87b141c35b69c6e Mon Sep 17 00:00:00 2001
From: James Friel <JFriel001@dundee.ac.uk>
Date: Wed, 19 Feb 2025 14:18:38 +0000
Subject: [PATCH] fix null check

---
 Rdmp.Dicom/Extraction/FoDicomBased/FoDicomAnonymiser.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Rdmp.Dicom/Extraction/FoDicomBased/FoDicomAnonymiser.cs b/Rdmp.Dicom/Extraction/FoDicomBased/FoDicomAnonymiser.cs
index 15c204f..836ae70 100644
--- a/Rdmp.Dicom/Extraction/FoDicomBased/FoDicomAnonymiser.cs
+++ b/Rdmp.Dicom/Extraction/FoDicomBased/FoDicomAnonymiser.cs
@@ -330,7 +330,7 @@ public void ProcessFile(DicomFile dicomFile, IDataLoadEventListener listener, st
             //    "0040,0555",
             //    "00F1,0010"
             //};
-            if (_tagsToKeep.Any())
+            if (_tagsToKeep is not null && _tagsToKeep.Any())
             {
                 foreach (var tag in _tagsToKeep)
                 {