[src/trunk]: src/sys/dev/pci mfii: Don't panic on detach.

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

details:   https://anonhg.NetBSD.org/src/rev/d8ca51844fea
branches:  trunk
changeset: 370060:d8ca51844fea
user:      msaitoh <msaitoh%NetBSD.org@localhost>
date:      Wed Sep 14 01:05:42 2022 +0000

description:
mfii: Don't panic on detach.

 Call sysmon_envsys_destroy() and clear sc->sc_sme to NULL if
sysmon_envsys_register failed.

diffstat:

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

diffs (27 lines):

diff -r 1b6f5bdaa449 -r d8ca51844fea sys/dev/pci/mfii.c
--- a/sys/dev/pci/mfii.c        Tue Sep 13 20:10:04 2022 +0000
+++ b/sys/dev/pci/mfii.c        Wed Sep 14 01:05:42 2022 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: mfii.c,v 1.26 2022/07/16 07:23:51 msaitoh Exp $ */
+/* $NetBSD: mfii.c,v 1.27 2022/09/14 01:05:42 msaitoh Exp $ */
 /* $OpenBSD: mfii.c,v 1.58 2018/08/14 05:22:21 jmatthew Exp $ */
 
 /*
@@ -19,7 +19,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: mfii.c,v 1.26 2022/07/16 07:23:51 msaitoh Exp $");
+__KERNEL_RCSID(0, "$NetBSD: mfii.c,v 1.27 2022/09/14 01:05:42 msaitoh Exp $");
 
 #include "bio.h"
 
@@ -3982,6 +3982,8 @@
        if (rv) {
                aprint_error_dev(sc->sc_dev,
                    "unable to register with sysmon (rv = %d)\n", rv);
+               sysmon_envsys_destroy(sc->sc_sme);
+               sc->sc_sme = NULL;
        }
        return rv;