From 4b29778969d33cece1a943680b532ba37281a2bc Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Wed, 27 May 2020 11:43:56 +0200
Subject: free_event_list: Handle NULL list

---
 libcrystfel/src/events.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libcrystfel/src/events.c b/libcrystfel/src/events.c
index 3e23fe65..df4cb586 100644
--- a/libcrystfel/src/events.c
+++ b/libcrystfel/src/events.c
@@ -270,6 +270,8 @@ void free_event_list(struct event_list *el)
 {
 	int ei;
 
+	if ( el == NULL ) return;
+
 	for ( ei=0; ei<el->num_events; ei++ ) {
 		free_event(el->events[ei]);
 	}
-- 
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