ieee80211_debugfs_add_netdev(sdata);
}
-void ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata,
- enum ieee80211_if_types type)
+int ieee80211_if_change_type(struct ieee80211_sub_if_data *sdata,
+ enum ieee80211_if_types type)
{
+ ASSERT_RTNL();
+
+ if (type == sdata->vif.type)
+ return 0;
+
+ /*
+ * We could, here, on changes between IBSS/STA/MESH modes,
+ * invoke an MLME function instead that disassociates etc.
+ * and goes into the requested mode.
+ */
+
+ if (netif_running(sdata->dev))
+ return -EBUSY;
+
/* Purge and reset type-dependent state. */
ieee80211_teardown_sdata(sdata->dev);
ieee80211_setup_sdata(sdata, type);
/* reset some values that shouldn't be kept across type changes */
sdata->basic_rates = 0;
sdata->drop_unencrypted = 0;
- sdata->sequence = 0;
+
+ return 0;
}
int ieee80211_if_add(struct ieee80211_local *local, const char *name,