From a3ef0d1246f9f0d52f8e705efa7300d68dd81ac3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc=20Andr=C3=A9=20Tanner?= <mat@brain-dump.org>
Date: Tue, 15 Mar 2016 21:39:46 +0100
Subject: vis: do not segfault when given a NULL command to process

---
 vis-cmds.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/vis-cmds.c b/vis-cmds.c
index 0fb31df..589595e 100644
--- a/vis-cmds.c
+++ b/vis-cmds.c
@@ -1246,6 +1246,8 @@ static const Command *lookup_cmd(Vis *vis, const char *name) {
 }
 
 bool vis_cmd(Vis *vis, const char *cmdline) {
+	if (!cmdline)
+		return true;
 	enum CmdOpt opt = CMD_OPT_NONE;
 	while (*cmdline == ':')
 		cmdline++;
-- 
cgit v1.2.3