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authorkrw <krw@openbsd.org>2006-05-22 15:26:07 +0000
committerkrw <krw@openbsd.org>2006-05-22 15:26:07 +0000
commit704fb2c440f716459803587f8546cd8e997f1a45 (patch)
tree03a7b914f66318a19c397d49a2498b7cd52ba16d
parentIn wdcprobe(), directly invoke wdc_do_reset() instead of using the reset (diff)
downloadwireguard-openbsd-704fb2c440f716459803587f8546cd8e997f1a45.tar.xz
wireguard-openbsd-704fb2c440f716459803587f8546cd8e997f1a45.zip
Don't call shutdownhook_disestablish() unless there is a shutdownhook
established. Should fix PR #5128. ok dlg@
-rw-r--r--sys/dev/usb/ohci.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/sys/dev/usb/ohci.c b/sys/dev/usb/ohci.c
index 9a98850b372..cabae65da4d 100644
--- a/sys/dev/usb/ohci.c
+++ b/sys/dev/usb/ohci.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: ohci.c,v 1.66 2006/05/04 14:21:30 jolan Exp $ */
+/* $OpenBSD: ohci.c,v 1.67 2006/05/22 15:26:07 krw Exp $ */
/* $NetBSD: ohci.c,v 1.139 2003/02/22 05:24:16 tsutsui Exp $ */
/* $FreeBSD: src/sys/dev/usb/ohci.c,v 1.22 1999/11/17 22:33:40 n_hibma Exp $ */
@@ -373,7 +373,8 @@ ohci_detach(struct ohci_softc *sc, int flags)
usb_uncallout(sc->sc_tmo_rhsc, ohci_rhsc_enable, sc);
#if defined(__NetBSD__) || defined(__OpenBSD__)
- shutdownhook_disestablish(sc->sc_shutdownhook);
+ if (sc->sc_shutdownhook != NULL)
+ shutdownhook_disestablish(sc->sc_shutdownhook);
#endif
usb_delay_ms(&sc->sc_bus, 300); /* XXX let stray task complete */