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Commit 754bc547 authored by Satish Ashok's avatar Satish Ashok Committed by David S. Miller
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bridge: multicast: restore router configuration on port link down/up 



When a port goes through a link down/up the multicast router configuration
is not restored.

Signed-off-by: default avatarSatish Ashok <sashok@cumulusnetworks.com>
Signed-off-by: default avatarNikolay Aleksandrov <nikolay@cumulusnetworks.com>
Fixes: 0909e117 ("bridge: Add multicast_router sysfs entries")
Acked-by: default avatarHerbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent d496f784

net/bridge/br_multicast.c

+4 −0
Original line number Diff line number Diff line
@@ -37,6 +37,8 @@ 


static void br_multicast_start_querier(struct net_bridge *br,

				       struct bridge_mcast_own_query *query);

static void br_multicast_add_router(struct net_bridge *br,

				    struct net_bridge_port *port);

unsigned int br_mdb_rehash_seq;



static inline int br_ip_equal(const struct br_ip *a, const struct br_ip *b)
@@ -936,6 +938,8 @@ void br_multicast_enable_port(struct net_bridge_port *port) 
#if IS_ENABLED(CONFIG_IPV6)

	br_multicast_enable(&port->ip6_own_query);

#endif

	if (port->multicast_router == 2 && hlist_unhashed(&port->rlist))

		br_multicast_add_router(br, port);



out:

	spin_unlock(&br->multicast_lock);