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net: bridge: notify on hw fdb takeover

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Recently we added support for SW fdbs to take over HW ones, but that
results in changing a user-visible fdb flag thus we need to send a
notification, also it's consistent with how HW takes over SW entries.

Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nikolay Aleksandrov 2017-04-14 13:49:34 +03:00 committed by David S. Miller
parent f5001ceab8
commit cab93af0ed
1 changed files with 3 additions and 1 deletions
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4
net/bridge/br_fdb.c
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@ -595,8 +595,10 @@ void br_fdb_update(struct net_bridge *br, struct net_bridge_port *source,
if (unlikely(added_by_user))
fdb->added_by_user = 1;
/* Take over HW learned entry */
if (unlikely(fdb->added_by_external_learn))
if (unlikely(fdb->added_by_external_learn)) {
fdb->added_by_external_learn = 0;
fdb_modified = true;
}
if (unlikely(fdb_modified))
fdb_notify(br, fdb, RTM_NEWNEIGH);
}