Aren/NetBSD
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now that the task threads are created earlier, move the call to

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usb_create_event_thread() back into usb_doattach(), so that eg,
usb_discover() never operates when the root_hub is not setup.

fixes a crash joerg@ reported.
This commit is contained in:
mrg 2012-07-20 23:18:02 +00:00
parent 259bfd9a0d
commit d6a35d155a
1 changed files with 3 additions and 3 deletions
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6
sys/dev/usb/usb.c
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@ -1,4 +1,4 @@
/* $NetBSD: usb.c,v 1.134 2012/07/20 07:31:14 mrg Exp $ */
/* $NetBSD: usb.c,v 1.135 2012/07/20 23:18:02 mrg Exp $ */
/*
* Copyright (c) 1998, 2002, 2008, 2012 The NetBSD Foundation, Inc.
@ -37,7 +37,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: usb.c,v 1.134 2012/07/20 07:31:14 mrg Exp $");
__KERNEL_RCSID(0, "$NetBSD: usb.c,v 1.135 2012/07/20 23:18:02 mrg Exp $");
#include "opt_compat_netbsd.h"
#include "opt_usb.h"
@ -205,7 +205,6 @@ usb_attach(device_t parent, device_t self, void *aux)
sc->sc_bus->methods->get_lock(sc->sc_bus, &sc->sc_bus->lock);
else
sc->sc_bus->lock = NULL;
usb_create_event_thread(self);
RUN_ONCE(&init_control, usb_once_init);
config_interrupts(self, usb_doattach);
@ -297,6 +296,7 @@ usb_doattach(device_t self)
return;
}
sc->sc_bus->root_hub = dev;
usb_create_event_thread(self);
#if 1
/*
* Turning this code off will delay attachment of USB devices