===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/tmux/client.c,v
retrieving revision 1.142
retrieving revision 1.143
diff -c -r1.142 -r1.143
*** src/usr.bin/tmux/client.c	2020/04/20 13:25:36	1.142
--- src/usr.bin/tmux/client.c	2020/04/27 08:35:09	1.143
***************
*** 1,4 ****
! /* $OpenBSD: client.c,v 1.142 2020/04/20 13:25:36 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
--- 1,4 ----
! /* $OpenBSD: client.c,v 1.143 2020/04/27 08:35:09 nicm Exp $ */
  
  /*
   * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
***************
*** 518,524 ****
  			errno = EBADF;
  		else {
  			cf->fd = dup(msg->fd);
! 			if (client_flags & CLIENT_CONTROL)
  				close(msg->fd); /* can only be used once */
  		}
  	}
--- 518,524 ----
  			errno = EBADF;
  		else {
  			cf->fd = dup(msg->fd);
! 			if (~client_flags & CLIENT_CONTROL)
  				close(msg->fd); /* can only be used once */
  		}
  	}
***************
*** 673,679 ****
  			errno = EBADF;
  		else {
  			cf->fd = dup(msg->fd);
! 			close(msg->fd); /* can only be used once */
  		}
  	}
  	if (cf->fd == -1) {
--- 673,680 ----
  			errno = EBADF;
  		else {
  			cf->fd = dup(msg->fd);
! 			if (~client_flags & CLIENT_CONTROL)
! 				close(msg->fd); /* can only be used once */
  		}
  	}
  	if (cf->fd == -1) {