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net: ipmr: fix unresolved entry dumps

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If the skb space ends in an unresolved entry while dumping we'll miss
some unresolved entries. The reason is due to zeroing the entry counter
between dumping resolved and unresolved mfc entries. We should just
keep counting until the whole table is dumped and zero when we move to
the next as we have a separate table counter.

Reported-by: Colin Ian King <colin.king@canonical.com>
Fixes: 8fb472c09b ("ipmr: improve hash scalability")
Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nikolay Aleksandrov 2018-10-17 22:34:34 +03:00 committed by David S. Miller
parent 06a36ecb5d
commit eddf016b91
1 changed files with 0 additions and 2 deletions
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2
net/ipv4/ipmr_base.c
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@ -296,8 +296,6 @@ int mr_rtm_dumproute(struct sk_buff *skb, struct netlink_callback *cb,
next_entry:
e++;
}
e = 0;
s_e = 0;
spin_lock_bh(lock);
list_for_each_entry(mfc, &mrt->mfc_unres_queue, list) {