[src/trunk]: src/sys/dev/usb add KASSERT to make sure softints are not NULL

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

details:   https://anonhg.NetBSD.org/src/rev/55e0f9ce79be
branches:  trunk
changeset: 789784:55e0f9ce79be
user:      matt <matt%NetBSD.org@localhost>
date:      Sat Sep 07 19:53:24 2013 +0000

description:
add KASSERT to make sure softints are not NULL

diffstat:

 sys/dev/usb/ehci.c |  8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

diffs (45 lines):

diff -r a5995e773b7c -r 55e0f9ce79be sys/dev/usb/ehci.c
--- a/sys/dev/usb/ehci.c        Sat Sep 07 19:48:57 2013 +0000
+++ b/sys/dev/usb/ehci.c        Sat Sep 07 19:53:24 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ehci.c,v 1.210 2013/09/07 16:43:48 skrll Exp $ */
+/*     $NetBSD: ehci.c,v 1.211 2013/09/07 19:53:24 matt Exp $ */
 
 /*
  * Copyright (c) 2004-2012 The NetBSD Foundation, Inc.
@@ -53,7 +53,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ehci.c,v 1.210 2013/09/07 16:43:48 skrll Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ehci.c,v 1.211 2013/09/07 19:53:24 matt Exp $");
 
 #include "ohci.h"
 #include "uhci.h"
@@ -358,8 +358,10 @@
 
        sc->sc_doorbell_si = softint_establish(SOFTINT_NET | SOFTINT_MPSAFE,
            ehci_doorbell, sc);
+       KASSERT(sc->sc_doorbell_si != NULL);
        sc->sc_pcd_si = softint_establish(SOFTINT_NET | SOFTINT_MPSAFE,
            ehci_pcd, sc);
+       KASSERT(sc->sc_pcd_si != NULL);
 
        sc->sc_offs = EREAD1(sc, EHCI_CAPLENGTH);
 
@@ -653,6 +655,7 @@
        if (eintrs & EHCI_STS_IAA) {
                DPRINTF(("ehci_intr1: door bell\n"));
                kpreempt_disable();
+               KASSERT(sc->sc_doorbell_si != NULL);
                softint_schedule(sc->sc_doorbell_si);
                kpreempt_enable();
                eintrs &= ~EHCI_STS_IAA;
@@ -671,6 +674,7 @@
        }
        if (eintrs & EHCI_STS_PCD) {
                kpreempt_disable();
+               KASSERT(sc->sc_pcd_si != NULL);
                softint_schedule(sc->sc_pcd_si);
                kpreempt_enable();
                eintrs &= ~EHCI_STS_PCD;