diff options
Diffstat (limited to 'sys/dev/iwi/if_iwi.c')
| -rw-r--r-- | sys/dev/iwi/if_iwi.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/sys/dev/iwi/if_iwi.c b/sys/dev/iwi/if_iwi.c index 8e219f5..d5a1bc4 100644 --- a/sys/dev/iwi/if_iwi.c +++ b/sys/dev/iwi/if_iwi.c @@ -229,7 +229,7 @@ static int iwi_attach(device_t dev) { struct iwi_softc *sc = device_get_softc(dev); - struct ifnet *ifp = &sc->sc_arp.ac_if; + struct ifnet *ifp; struct ieee80211com *ic = &sc->sc_ic; uint16_t val; int error, i; @@ -292,6 +292,12 @@ iwi_attach(device_t dev) goto fail; } + ifp = sc->sc_ifp = if_alloc(IFT_ETHER); + if (ifp == NULL) { + device_printf(dev, "can not if_alloc()\n"); + goto fail; + return (ENOSPC); + } ifp->if_softc = sc; if_initname(ifp, device_get_name(dev), device_get_unit(dev)); ifp->if_flags = IFF_BROADCAST | IFF_SIMPLEX | IFF_MULTICAST; @@ -435,8 +441,11 @@ iwi_detach(device_t dev) iwi_free_firmware(sc); - bpfdetach(ifp); + if (ifp != NULL) + bpfdetach(ifp); ieee80211_ifdetach(ic); + if (ifp != NULL) + if_free(ifp); iwi_free_cmd_ring(sc, &sc->cmdq); iwi_free_tx_ring(sc, &sc->txq); |
