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vxlan: fix fdb_dump index calculation 

When too many remotes are bound to an FDB entry, index may not be increased.
This problem will be caused on the large scale environment that is based on
the unicast default destination, for instance.

Signed-off-by: Atzm Watanabe <atzm@iij.ad.jp>
Signed-off-by: David S. Miller <davem@davemloft.net>
hifive-unleashed-5.1
Atzm Watanabe 2015-08-10 23:39:09 +09:00 committed by David S. Miller
parent ed8db18dea
commit 07a51cd379
1 changed files with 5 additions and 5 deletions
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10
drivers/net/vxlan.c
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@ -931,10 +931,10 @@ static int vxlan_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb,
hlist_for_each_entry_rcu(f, &vxlan->fdb_head[h], hlist) {
struct vxlan_rdst *rd;
if (idx < cb->args[0])
goto skip;
list_for_each_entry_rcu(rd, &f->remotes, list) {
if (idx < cb->args[0])
goto skip;
err = vxlan_fdb_info(skb, vxlan, f,
NETLINK_CB(cb->skb).portid,
cb->nlh->nlmsg_seq,
@ -942,9 +942,9 @@ static int vxlan_fdb_dump(struct sk_buff *skb, struct netlink_callback *cb,
NLM_F_MULTI, rd);
if (err < 0)
goto out;
}
skip:
++idx;
++idx;
}
}
}
out: