From 6a02432f083ffec20a652faa246818e6999531d6 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Thu, 2 Jul 2020 12:11:44 +0200
Subject: stream_close: Handle NULL

---
 libcrystfel/src/stream.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libcrystfel/src/stream.c b/libcrystfel/src/stream.c
index ec49ec9d..4b3696d5 100644
--- a/libcrystfel/src/stream.c
+++ b/libcrystfel/src/stream.c
@@ -1299,6 +1299,7 @@ int stream_get_fd(Stream *st)
  */
 void stream_close(Stream *st)
 {
+	if ( st == NULL ) return;
 	free(st->audit_info);
 	free(st->geometry_file);
 	fclose(st->fh);
-- 
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