This fixes IPv6 autoconf over iwm for me. iwm users please test.
Index: if_iwm.c
===================================================================
RCS file: /cvs/src/sys/dev/pci/if_iwm.c,v
retrieving revision 1.18
diff -u -p -r1.18 if_iwm.c
--- if_iwm.c 11 Feb 2015 01:12:42 -0000 1.18
+++ if_iwm.c 19 Feb 2015 16:54:00 -0000
@@ -251,6 +251,7 @@ int iwm_prepare_card_hw(struct iwm_softc
void iwm_apm_config(struct iwm_softc *);
int iwm_apm_init(struct iwm_softc *);
void iwm_apm_stop(struct iwm_softc *);
+int iwm_allow_mcast(struct iwm_softc *);
int iwm_start_hw(struct iwm_softc *);
void iwm_stop_device(struct iwm_softc *);
void iwm_set_pwr(struct iwm_softc *);
@@ -5034,6 +5035,11 @@ iwm_auth(struct iwm_softc *sc)
int error;
in->in_assoc = 0;
+
+ error = iwm_allow_mcast(sc);
+ if (error)
+ return error;
+
if ((error = iwm_mvm_mac_ctxt_add(sc, in)) != 0) {
DPRINTF(("%s: failed to add MAC\n", DEVNAME(sc)));
return error;
@@ -5555,6 +5561,32 @@ iwm_init_hw(struct iwm_softc *sc)
return error;
}
+/* Allow multicast from our BSSID. */
+int
+iwm_allow_mcast(struct iwm_softc *sc)
+{
+ struct ieee80211com *ic = &sc->sc_ic;
+ struct ieee80211_node *ni = ic->ic_bss;
+ struct iwm_mcast_filter_cmd *cmd;
+ size_t size;
+ int error;
+
+ size = roundup(sizeof(*cmd), 4);
+ cmd = malloc(size, M_DEVBUF, M_NOWAIT | M_ZERO);
+ if (cmd == NULL)
+ return ENOMEM;
+ cmd->filter_own = 1;
+ cmd->port_id = 0;
+ cmd->count = 0;
+ cmd->pass_all = 1;
+ IEEE80211_ADDR_COPY(cmd->bssid, ni->ni_bssid);
+
+ error = iwm_mvm_send_cmd_pdu(sc, IWM_MCAST_FILTER_CMD,
+ IWM_CMD_SYNC, sizeof(*cmd), cmd);
+ free(cmd, M_DEVBUF, size);
+ return error;
+}
+
/*
* ifnet interfaces
*/
@@ -6126,6 +6158,9 @@ iwm_notif_intr(struct iwm_softc *sc)
}
wakeup(&sc->sc_auth_prot);
break; }
+
+ case IWM_MCAST_FILTER_CMD:
+ break;
default:
printf("%s: frame %d/%d %x UNHANDLED (this should "
