diff --git a/services/core/java/com/android/server/connectivity/Vpn.java b/services/core/java/com/android/server/connectivity/Vpn.java
index 0a76bdc21696d..fd53a10009880 100644
--- a/services/core/java/com/android/server/connectivity/Vpn.java
+++ b/services/core/java/com/android/server/connectivity/Vpn.java
@@ -2696,19 +2696,21 @@ public class Vpn {
                 // prevent the NetworkManagementEventObserver from killing this VPN based on the
                 // interface going down (which we expect).
                 mInterface = null;
-                mConfig.interfaze = null;
+                if (mConfig != null) {
+                    mConfig.interfaze = null;
 
-                // Set as unroutable to prevent traffic leaking while the interface is down.
-                if (mConfig != null && mConfig.routes != null) {
-                    final List<RouteInfo> oldRoutes = new ArrayList<>(mConfig.routes);
+                    // Set as unroutable to prevent traffic leaking while the interface is down.
+                    if (mConfig.routes != null) {
+                        final List<RouteInfo> oldRoutes = new ArrayList<>(mConfig.routes);
 
-                    mConfig.routes.clear();
-                    for (final RouteInfo route : oldRoutes) {
-                        mConfig.routes.add(new RouteInfo(route.getDestination(), null /*gateway*/,
-                                null /*iface*/, RTN_UNREACHABLE));
-                    }
-                    if (mNetworkAgent != null) {
-                        mNetworkAgent.sendLinkProperties(makeLinkProperties());
+                        mConfig.routes.clear();
+                        for (final RouteInfo route : oldRoutes) {
+                            mConfig.routes.add(new RouteInfo(route.getDestination(),
+                                    null /*gateway*/, null /*iface*/, RTN_UNREACHABLE));
+                        }
+                        if (mNetworkAgent != null) {
+                            mNetworkAgent.sendLinkProperties(makeLinkProperties());
+                        }
                     }
                 }
             }