===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/sndiod/sock.c,v
retrieving revision 1.33
retrieving revision 1.34
diff -c -r1.33 -r1.34
*** src/usr.bin/sndiod/sock.c	2020/03/08 14:52:20	1.33
--- src/usr.bin/sndiod/sock.c	2020/04/25 05:03:54	1.34
***************
*** 1,4 ****
! /*	$OpenBSD: sock.c,v 1.33 2020/03/08 14:52:20 ratchov Exp $	*/
  /*
   * Copyright (c) 2008-2012 Alexandre Ratchov <alex@caoua.org>
   *
--- 1,4 ----
! /*	$OpenBSD: sock.c,v 1.34 2020/04/25 05:03:54 ratchov Exp $	*/
  /*
   * Copyright (c) 2008-2012 Alexandre Ratchov <alex@caoua.org>
   *
***************
*** 129,135 ****
--- 129,137 ----
  void
  sock_close(struct sock *f)
  {
+ 	struct dev *d;
  	struct sock **pf;
+ 	unsigned int tags, i;
  
  	for (pf = &sock_list; *pf != f; pf = &(*pf)->next) {
  #ifdef DEBUG
***************
*** 154,159 ****
--- 156,166 ----
  		f->slot = NULL;
  	}
  	if (f->midi) {
+ 		tags = midi_tags(f->midi);
+ 		for (i = 0; i < DEV_NMAX; i++) {
+ 			if ((tags & (1 << i)) && (d = dev_bynum(i)) != NULL)
+ 				dev_unref(d);
+ 		}
  		midi_del(f->midi);
  		f->midi = NULL;
  	}
***************
*** 859,864 ****
--- 866,873 ----
  		if (p->devnum < 16) {
  			d = dev_bynum(p->devnum);
  			if (d == NULL)
+ 				return 0;
+ 			if (!dev_ref(d))
  				return 0;
  			midi_tag(f->midi, p->devnum);
  		} else if (p->devnum < 32) {