applied Connors cleanup patch of Eckehards proposed fix of applyrules(), thanks everyone involved

dwm.c

@@ -289,13 +289,14 @@ applyrules(Client *c) {
 	unsigned int i;
 	const Rule *r;
 	Monitor *m;
-	XClassHint ch = { 0 };
+	XClassHint ch = { NULL, NULL };
 
 	/* rule matching */
 	c->isfloating = c->tags = 0;
-	if(XGetClassHint(dpy, c->win, &ch)) {
+	XGetClassHint(dpy, c->win, &ch);
 	class    = ch.res_class ? ch.res_class : broken;
 	instance = ch.res_name  ? ch.res_name  : broken;
+
 	for(i = 0; i < LENGTH(rules); i++) {
 		r = &rules[i];
 		if((!r->title || strstr(c->name, r->title))
@@ -313,7 +314,6 @@ applyrules(Client *c) {
 		XFree(ch.res_class);
 	if(ch.res_name)
 		XFree(ch.res_name);
-	}
 	c->tags = c->tags & TAGMASK ? c->tags & TAGMASK : c->mon->tagset[c->mon->seltags];
 }