===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/window.c,v
retrieving revision 1.213
retrieving revision 1.214
diff -c -r1.213 -r1.214
*** src/usr.bin/tmux/window.c	2018/10/18 08:38:01	1.213
--- src/usr.bin/tmux/window.c	2018/11/19 13:35:41	1.214
***************
*** 1,4 ****
! /* $OpenBSD: window.c,v 1.213 2018/10/18 08:38:01 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
--- 1,4 ----
! /* $OpenBSD: window.c,v 1.214 2018/11/19 13:35:41 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
***************
*** 997,1002 ****
--- 997,1004 ----
  
  	wp->event = bufferevent_new(wp->fd, window_pane_read_callback, NULL,
  	    window_pane_error_callback, wp);
+ 	if (wp->event == NULL)
+ 		fatalx("out of memory");
  
  	bufferevent_setwatermark(wp->event, EV_READ, 0, READ_SIZE);
  	bufferevent_enable(wp->event, EV_READ|EV_WRITE);