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neighbour: register rtnl doit handler

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this patch registers neigh doit handler. The doit handler
returns a neigh entry given dst and dev. This is similar
to route and fdb doit (get) handlers. Also moves nda_policy
declaration from rtnetlink.c to neighbour.c

Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Reviewed-by: David Ahern <dsa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Roopa Prabhu 2018-12-19 12:51:38 -08:00 • committed by David S. Miller
parent 4ab0edecaf
commit 82cbb5c631
3 changed files with 194 additions and 23 deletions
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12
net/core/rtnetlink.c
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@ -3460,18 +3460,6 @@ void rtmsg_ifinfo_newnet(int type, struct net_device *dev, unsigned int change,
new_nsid, new_ifindex);
}
static const struct nla_policy nda_policy[NDA_MAX+1] = {
[NDA_DST] = { .type = NLA_BINARY, .len = MAX_ADDR_LEN },
[NDA_LLADDR] = { .type = NLA_BINARY, .len = MAX_ADDR_LEN },
[NDA_CACHEINFO] = { .len = sizeof(struct nda_cacheinfo) },
[NDA_PROBES] = { .type = NLA_U32 },
[NDA_VLAN] = { .type = NLA_U16 },
[NDA_PORT] = { .type = NLA_U16 },
[NDA_VNI] = { .type = NLA_U32 },
[NDA_IFINDEX] = { .type = NLA_U32 },
[NDA_MASTER] = { .type = NLA_U32 },
};
static int nlmsg_populate_fdb_fill(struct sk_buff *skb,
struct net_device *dev,
u8 *addr, u16 vid, u32 pid, u32 seq,