diff -up irssi-0.8.15/src/fe-text/irssi.c.old irssi-0.8.15/src/fe-text/irssi.c
diff -up irssi-0.8.15/src/fe-text/mainwindows.c.old irssi-0.8.15/src/fe-text/mainwindows.c
--- irssi-0.8.15/src/fe-text/mainwindows.c.old	2010-04-03 18:19:42.000000000 +0200
+++ irssi-0.8.15/src/fe-text/mainwindows.c	2012-02-24 10:47:51.215293213 +0100
@@ -355,7 +355,7 @@ static void mainwindows_resize_smaller(i
         int space;
 
 	sorted = mainwindows_get_sorted(TRUE);
-	for (;;) {
+	for (;sorted != NULL;) {
 		space = 0;
 		for (tmp = mainwindows; tmp != NULL; tmp = tmp->next) {
 			rec = tmp->data;