diff options
| -rw-r--r-- | sys/dev/an/if_an.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sys/dev/an/if_an.c b/sys/dev/an/if_an.c index 1722471..eade4e1 100644 --- a/sys/dev/an/if_an.c +++ b/sys/dev/an/if_an.c @@ -826,18 +826,19 @@ an_detach(device_t dev) struct an_softc *sc = device_get_softc(dev); struct ifnet *ifp = sc->an_ifp; + AN_LOCK(sc); if (sc->an_gone) { + AN_UNLOCK(sc); device_printf(dev,"already unloaded\n"); return(0); } - AN_LOCK(sc); an_stop(sc); + sc->an_gone = 1; ifmedia_removeall(&sc->an_ifmedia); ifp->if_flags &= ~IFF_RUNNING; + AN_UNLOCK(sc); ether_ifdetach(ifp); if_free(ifp); - sc->an_gone = 1; - AN_UNLOCK(sc); bus_teardown_intr(dev, sc->irq_res, sc->irq_handle); an_release_resources(dev); mtx_destroy(&sc->an_mtx); |
