From 6429ecd22f5f002c5323f152c9d395ee9cad55e5 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@physics.org>
Date: Sun, 4 Mar 2018 22:06:53 +0100
Subject: Add a warning

---
 src/sc_parse.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'src/sc_parse.c')

diff --git a/src/sc_parse.c b/src/sc_parse.c
index 26f9303..b39d183 100644
--- a/src/sc_parse.c
+++ b/src/sc_parse.c
@@ -666,6 +666,10 @@ SCBlock *sc_parse(const char *sc)
 
 void sc_block_set_name(SCBlock *bl, char *nam)
 {
+	if ( bl == NULL ) {
+		fprintf(stderr, "sc_block_set_name: NULL block\n");
+		return;
+	}
 	free(bl->name);
 	bl->name = nam;
 }
-- 
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