ipvlan: Fix dependency issue

kbuild-build-bot reported that if NETFILTER is not selected, the
build fails pointing to netfilter symbols.

Fixes: 4fbae7d ("ipvlan: Introduce l3s mode")

Signed-off-by: Mahesh Bandewar <[email protected]>
Signed-off-by: David S. Miller <[email protected]>

Author: Mahesh Bandewar

drivers/net/Kconfig

@@ -149,6 +149,7 @@ config IPVLAN
     tristate "IP-VLAN support"
     depends on INET
     depends on IPV6
+    depends on NETFILTER
     depends on NET_L3_MASTER_DEV
     ---help---
       This allows one to create virtual devices off of a main interface