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[src/trunk]: src/sys/dev/pci Fix panic on boot with iwm(4). Advised by nonaka...



details:   https://anonhg.NetBSD.org/src/rev/3b9765740fdd
branches:  trunk
changeset: 362358:3b9765740fdd
user:      knakahara <knakahara%NetBSD.org@localhost>
date:      Tue Jun 05 12:17:18 2018 +0000

description:
Fix panic on boot with iwm(4). Advised by nonaka@n.o, thanks.

XXX pullup-8

diffstat:

 sys/dev/pci/if_iwm.c |  8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diffs (43 lines):

diff -r 1db2e61c8e9a -r 3b9765740fdd sys/dev/pci/if_iwm.c
--- a/sys/dev/pci/if_iwm.c      Tue Jun 05 12:04:19 2018 +0000
+++ b/sys/dev/pci/if_iwm.c      Tue Jun 05 12:17:18 2018 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: if_iwm.c,v 1.78 2018/01/21 18:12:37 christos Exp $     */
+/*     $NetBSD: if_iwm.c,v 1.79 2018/06/05 12:17:18 knakahara Exp $    */
 /*     OpenBSD: if_iwm.c,v 1.148 2016/11/19 21:07:08 stsp Exp  */
 #define IEEE80211_NO_HT
 /*
@@ -106,7 +106,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: if_iwm.c,v 1.78 2018/01/21 18:12:37 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: if_iwm.c,v 1.79 2018/06/05 12:17:18 knakahara Exp $");
 
 #include <sys/param.h>
 #include <sys/conf.h>
@@ -7729,6 +7729,7 @@
 iwm_preinit(struct iwm_softc *sc)
 {
        struct ieee80211com *ic = &sc->sc_ic;
+       struct ifnet *ifp = IC2IFP(&sc->sc_ic);;
        int err;
 
        if (ISSET(sc->sc_flags, IWM_FLAG_ATTACHED))
@@ -7760,6 +7761,7 @@
        if (sc->sc_nvm.sku_cap_band_52GHz_enable)
                ic->ic_sup_rates[IEEE80211_MODE_11A] = ieee80211_std_rateset_11a;
 
+       ether_ifdetach(ifp);
        ieee80211_ifattach(ic);
 
        ic->ic_node_alloc = iwm_node_alloc;
@@ -8133,7 +8135,7 @@
 #if 0
        ieee80211_ifattach(ic);
 #else
-       ether_ifattach(ifp, ic->ic_myaddr);     /* XXX */
+       ether_ifattach(ifp, NULL);      /* XXX */
 #endif
        /* Use common softint-based if_input */
        ifp->if_percpuq = if_percpuq_create(ifp);



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