[src/trunk]: src/sys/dev/wscons Injecting events into a mux that is not open ...

[augustss <augustss%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/eeb5c75e849a
branches:  trunk
changeset: 517762:eeb5c75e849a
user:      augustss <augustss%NetBSD.org@localhost>
date:      Mon Nov 19 00:37:22 2001 +0000

description:
Injecting events into a mux that is not open is not an error.

diffstat:

 sys/dev/wscons/wsmux.c |  11 +++++++----
 1 files changed, 7 insertions(+), 4 deletions(-)

diffs (32 lines):

diff -r f3b9c910508a -r eeb5c75e849a sys/dev/wscons/wsmux.c
--- a/sys/dev/wscons/wsmux.c    Mon Nov 19 00:22:47 2001 +0000
+++ b/sys/dev/wscons/wsmux.c    Mon Nov 19 00:37:22 2001 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: wsmux.c,v 1.24 2001/11/13 06:17:47 lukem Exp $ */
+/*     $NetBSD: wsmux.c,v 1.25 2001/11/19 00:37:22 augustss Exp $      */
 
 /*
  * Copyright (c) 1998 The NetBSD Foundation, Inc.
@@ -44,7 +44,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: wsmux.c,v 1.24 2001/11/13 06:17:47 lukem Exp $");
+__KERNEL_RCSID(0, "$NetBSD: wsmux.c,v 1.25 2001/11/19 00:37:22 augustss Exp $");
 
 #include "wsdisplay.h"
 #include "wsmux.h"
@@ -410,8 +410,11 @@
                DPRINTF(("%s: inject\n", sc->sc_base.me_dv.dv_xname));
 
                evar = sc->sc_base.me_evp;
-               if (evar == NULL) /* XXX is this an error? */
-                       return (EACCES);
+               if (evar == NULL) {
+                       /* No event sink, so ignore it. */
+                       DPRINTF(("wsmux_do_ioctl: event ignored\n"));
+                       return (0);
+               }
 
                s = spltty();
                get = evar->get;