From: Premysl Hruby <dfenze@gmail.com>
Date: Fri, 22 Aug 2008 13:26:30 +0000 (+0200)
Subject: applied fix of toggletag by Jan Kaliszewski
X-Git-Url: https://git.danieliu.xyz/?a=commitdiff_plain;h=0f26de991f742d548e024a2dadcbfa3a7db8d4b2;p=dwm.git

applied fix of toggletag by Jan Kaliszewski
---

diff --git a/dwm.c b/dwm.c
index 10416f8..ec87228 100644
--- a/dwm.c
+++ b/dwm.c
@@ -1469,8 +1469,12 @@ togglefloating(const Arg *arg) {
 
 void
 toggletag(const Arg *arg) {
-	unsigned int mask = sel->tags ^ (arg->ui & TAGMASK);
+	unsigned int mask;
 
+	if (!sel)
+		return;
+	
+	mask = sel->tags ^ (arg->ui & TAGMASK);
 	if(sel && mask) {
 		sel->tags = mask;
 		arrange();