ip_gre: Fix dependencies wrt. ipv6.

The GRE tunnel driver needs to invoke icmpv6 helpers in the
ipv6 stack when ipv6 support is enabled.

Therefore if IPV6 is enabled, we have to enforce that GRE's
enabling (modular or static) matches that of ipv6.

Reported-by: Patrick McHardy <kaber@trash.net>
Reported-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller 2010-09-28 22:37:56 -07:00
parent 4d22f7d372
commit 68c1f3a96c

View File

@ -217,6 +217,7 @@ config NET_IPIP
config NET_IPGRE
tristate "IP: GRE tunnels over IP"
depends on IPV6 || IPV6=n
help
Tunneling means encapsulating data of one protocol type within
another protocol and sending it over a channel that understands the