mac80211: disable automatically created sta interfaces

They are not useful for anything on the system and are annoying when a PHY
is disabled in the config

Signed-off-by: Felix Fietkau <nbd@nbd.name>

diff --git a/package/kernel/mac80211/patches/subsys/130-disable_auto_vif.patch b/package/kernel/mac80211/patches/subsys/130-disable_auto_vif.patch
new file mode 100644 (file)
index 0000000..9d8f781
--- /dev/null
+++ b/package/kernel/mac80211/patches/subsys/130-disable_auto_vif.patch
@@ -0,0 +1,27 @@
+--- a/net/mac80211/main.c
++++ b/net/mac80211/main.c
+@@ -1396,24 +1396,6 @@ int ieee80211_register_hw(struct ieee802
+       debugfs_hw_add(local);
+       rate_control_add_debugfs(local);
+ 
+-      rtnl_lock();
+-      wiphy_lock(hw->wiphy);
+-
+-      /* add one default STA interface if supported */
+-      if (local->hw.wiphy->interface_modes & BIT(NL80211_IFTYPE_STATION) &&
+-          !ieee80211_hw_check(hw, NO_AUTO_VIF)) {
+-              struct vif_params params = {0};
+-
+-              result = ieee80211_if_add(local, "wlan%d", NET_NAME_ENUM, NULL,
+-                                        NL80211_IFTYPE_STATION, &params);
+-              if (result)
+-                      wiphy_warn(local->hw.wiphy,
+-                                 "Failed to add default virtual iface\n");
+-      }
+-
+-      wiphy_unlock(hw->wiphy);
+-      rtnl_unlock();
+-
+ #ifdef CONFIG_INET
+       local->ifa_notifier.notifier_call = ieee80211_ifa_changed;
+       result = register_inetaddr_notifier(&local->ifa_notifier);