[src/trunk]: src/sys/dev Ignore EEXIST from devsw_attach. This is not the op...

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

details:   https://anonhg.NetBSD.org/src/rev/0497be990303
branches:  trunk
changeset: 753863:0497be990303
user:      pooka <pooka%NetBSD.org@localhost>
date:      Mon Apr 12 22:29:11 2010 +0000

description:
Ignore EEXIST from devsw_attach.  This is not the optimal solution,
but it makes it possible to dynamically create device nodes for
fss before the fss module init runs by allowing to run devsw_attach
earlier.

diffstat:

 sys/dev/fss.c |  6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diffs (27 lines):

diff -r ddb9117f2690 -r 0497be990303 sys/dev/fss.c
--- a/sys/dev/fss.c     Mon Apr 12 22:19:17 2010 +0000
+++ b/sys/dev/fss.c     Mon Apr 12 22:29:11 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: fss.c,v 1.66 2010/04/05 09:30:46 hannken Exp $ */
+/*     $NetBSD: fss.c,v 1.67 2010/04/12 22:29:11 pooka Exp $   */
 
 /*-
  * Copyright (c) 2003 The NetBSD Foundation, Inc.
@@ -36,7 +36,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: fss.c,v 1.66 2010/04/05 09:30:46 hannken Exp $");
+__KERNEL_RCSID(0, "$NetBSD: fss.c,v 1.67 2010/04/12 22:29:11 pooka Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -1248,6 +1248,8 @@
                }
                error = devsw_attach(fss_cd.cd_name,
                    &fss_bdevsw, &bmajor, &fss_cdevsw, &cmajor);
+               if (error == EEXIST)
+                       error = 0;
                if (error) {
                        config_cfattach_detach(fss_cd.cd_name, &fss_ca);
                        config_cfdriver_detach(&fss_cd);