From 8f052596b2c79e74c0e47b93595f13a754b3e2ef Mon Sep 17 00:00:00 2001
From: Anselm R Garbe <garbeam@gmail.com>
Date: Wed, 11 Jun 2008 19:42:24 +0100
Subject: crash fix

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

diff --git a/dwm.c b/dwm.c
index ec37588b..f5aa010a 100644
--- a/dwm.c
+++ b/dwm.c
@@ -1478,7 +1478,7 @@ togglefloating(const Arg *arg) {
 
 void
 togglelayout(const Arg *arg) {
-	if(arg->v)
+	if(arg && arg->v)
 		lt = (Layout *)arg->v;
 	else if(++lt == &layouts[LENGTH(layouts)])
 		lt = &layouts[0];
-- 
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