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ipv6: export a stub for IPv6 symbols used by vxlan

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In case IPv6 is compiled as a module, introduce a stub
for ipv6_sock_mc_join and ipv6_sock_mc_drop etc.. It will be used
by vxlan module. Suggested by Ben.

This is an ugly but easy solution for now.

Cc: Ben Hutchings <bhutchings@solarflare.com>
Cc: Stephen Hemminger <stephen@networkplumber.org>
Cc: David S. Miller <davem@davemloft.net>
Signed-off-by: Cong Wang <amwang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Cong Wang
2013-08-31 13:44:30 +08:00
committed by David S. Miller
parent 788787b559
commit 5f81bd2e5d
3 changed files with 29 additions and 0 deletions
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include/net/addrconf.h
+15
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@@ -141,6 +141,21 @@ bool ipv6_chk_mcast_addr(struct net_device *dev, const struct in6_addr *group,
const struct in6_addr *src_addr);
void ipv6_mc_dad_complete(struct inet6_dev *idev);
/* A stub used by vxlan module. This is ugly, ideally these
* symbols should be built into the core kernel.
*/
struct ipv6_stub {
int (*ipv6_sock_mc_join)(struct sock *sk, int ifindex,
const struct in6_addr *addr);
int (*ipv6_sock_mc_drop)(struct sock *sk, int ifindex,
const struct in6_addr *addr);
int (*ipv6_dst_lookup)(struct sock *sk, struct dst_entry **dst,
struct flowi6 *fl6);
void (*udpv6_encap_enable)(void);
};
extern const struct ipv6_stub *ipv6_stub __read_mostly;
/*
* identify MLD packets for MLD filter exceptions
*/