1 files changed, 7 insertions, 1 deletions

diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig
index 7cd7760144f7..e848e6c062cd 100644
--- a/net/ipv4/Kconfig
+++ b/net/ipv4/Kconfig
@@ -215,9 +215,15 @@ config NET_IPIP
           be inserted in and removed from the running kernel whenever you
           want). Most people won't need this and can say N.
 
+config NET_IPGRE_DEMUX
+        tristate "IP: GRE demultiplexer"
+        help
+         This is helper module to demultiplex GRE packets on GRE version field criteria.
+         Required by ip_gre and pptp modules.
+
 config NET_IPGRE
         tristate "IP: GRE tunnels over IP"
-        depends on IPV6 || IPV6=n
+        depends on (IPV6 || IPV6=n) && NET_IPGRE_DEMUX
         help
           Tunneling means encapsulating data of one protocol type within
           another protocol and sending it over a channel that understands the