From d1c55e0858ae1230ada225da45f192745be8bb57 Mon Sep 17 00:00:00 2001
From: kimocoder <christian@aircrack-ng.org>
Date: Sat, 16 Feb 2019 00:13:16 +0100
Subject: [PATCH] Fix CONFIG_CONCURRENT_MODE building. Missing VIF code.

---
 Makefile                      | 1 +
 os_dep/linux/ioctl_cfg80211.c | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/Makefile b/Makefile
index fac1481..b1e7d80 100755
--- a/Makefile
+++ b/Makefile
@@ -40,6 +40,7 @@ CONFIG_RTL8814A = y
 ######################### Interface ###########################
 CONFIG_USB_HCI = y
 ########################## Features ###########################
+CONFIG_NET_NS = y
 CONFIG_MP_INCLUDED = y
 CONFIG_POWER_SAVING = n
 CONFIG_USB_AUTOSUSPEND = n
diff --git a/os_dep/linux/ioctl_cfg80211.c b/os_dep/linux/ioctl_cfg80211.c
index 6c81283..cf0d082 100644
--- a/os_dep/linux/ioctl_cfg80211.c
+++ b/os_dep/linux/ioctl_cfg80211.c
@@ -2290,6 +2290,11 @@ enum nl80211_iftype {
 	NL80211_IFTYPE_MAX = NUM_NL80211_IFTYPES - 1
 };
 #endif
+
+#ifdef CONFIG_CONCURRENT_MODE
+extern int netdev_if2_open(struct net_device *pnetdev);
+#endif
+
 static int cfg80211_rtw_change_iface(struct wiphy *wiphy,
 				     struct net_device *ndev,
 				     enum nl80211_iftype type,