From e337c1ba7d0a5e8895d8903fa801344f385d92d7 Mon Sep 17 00:00:00 2001
From: nicm <nicm>
Date: Sat, 8 Jun 2019 21:48:29 +0000
Subject: Do not try to parse command when unsetting, GitHub issue 1788.

---
 options.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/options.c b/options.c
index 7d79cf30..26ce3b6f 100644
--- a/options.c
+++ b/options.c
@@ -361,7 +361,7 @@ options_array_set(struct options_entry *o, u_int idx, const char *value,
 		return (-1);
 	}
 
-	if (OPTIONS_IS_COMMAND(o)) {
+	if (OPTIONS_IS_COMMAND(o) && value != NULL) {
 		pr = cmd_parse_from_string(value, NULL);
 		switch (pr->status) {
 		case CMD_PARSE_EMPTY:
-- 
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