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BSD: Zero ifindex on interface removal

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If an interface is removed, zero the remembered ifindex.
Don't try to set properties on the interface when it is removed.

Signed-off-by: Roy Marples <roy@marples.name>
This commit is contained in:
Roy Marples 2016-01-20 17:13:12 +00:00 committed by Jouni Malinen
parent a8ef133f1d
commit cb22e3b250
1 changed files with 19 additions and 8 deletions
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27
src/drivers/driver_bsd.c
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@ -94,6 +94,9 @@ bsd_set80211(void *priv, int op, int val, const void *arg, int arg_len)
struct bsd_driver_data *drv = priv; struct bsd_driver_data *drv = priv;
struct ieee80211req ireq; struct ieee80211req ireq;
if (drv->ifindex == 0)
return -1;
os_memset(&ireq, 0, sizeof(ireq)); os_memset(&ireq, 0, sizeof(ireq));
os_strlcpy(ireq.i_name, drv->ifname, sizeof(ireq.i_name)); os_strlcpy(ireq.i_name, drv->ifname, sizeof(ireq.i_name));
ireq.i_type = op; ireq.i_type = op;
@ -881,7 +884,8 @@ bsd_deinit(void *priv)
{ {
struct bsd_driver_data *drv = priv; struct bsd_driver_data *drv = priv;
bsd_ctrl_iface(drv, 0); if (drv->ifindex != 0)
bsd_ctrl_iface(drv, 0);
if (drv->sock_xmit != NULL) if (drv->sock_xmit != NULL)
l2_packet_deinit(drv->sock_xmit); l2_packet_deinit(drv->sock_xmit);
os_free(drv); os_free(drv);
@ -1226,6 +1230,8 @@ wpa_driver_bsd_event_receive(int sock, void *ctx, void *sock_ctx)
switch (ifan->ifan_what) { switch (ifan->ifan_what) {
case IFAN_DEPARTURE: case IFAN_DEPARTURE:
event.interface_status.ievent = EVENT_INTERFACE_REMOVED; event.interface_status.ievent = EVENT_INTERFACE_REMOVED;
drv->ifindex = 0;
break;
default: default:
return; return;
} }
@ -1576,16 +1582,21 @@ wpa_driver_bsd_deinit(void *priv)
{ {
struct bsd_driver_data *drv = priv; struct bsd_driver_data *drv = priv;
wpa_driver_bsd_set_wpa(drv, 0); if (drv->ifindex != 0) {
wpa_driver_bsd_set_wpa(drv, 0);
/* NB: mark interface down */ /* NB: mark interface down */
bsd_ctrl_iface(drv, 0); bsd_ctrl_iface(drv, 0);
wpa_driver_bsd_set_wpa_internal(drv, drv->prev_wpa, drv->prev_privacy); wpa_driver_bsd_set_wpa_internal(drv, drv->prev_wpa,
drv->prev_privacy);
if (set80211param(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming) < 0) if (set80211param(drv, IEEE80211_IOC_ROAMING, drv->prev_roaming)
wpa_printf(MSG_DEBUG, "%s: failed to restore roaming state", < 0)
__func__); wpa_printf(MSG_DEBUG,
"%s: failed to restore roaming state",
__func__);
}
if (drv->sock_xmit != NULL) if (drv->sock_xmit != NULL)
l2_packet_deinit(drv->sock_xmit); l2_packet_deinit(drv->sock_xmit);