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Commit e1f475a7 authored by santosh.shilimkar@oracle.com's avatar santosh.shilimkar@oracle.com Committed by David S. Miller
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RDS: don't update ip address tables if the address hasn't changed 



If the ip address tables hasn't changed, there is no need to remove
them only to be added back again.

Lets fix it.
Reviewed-by: default avatarAjaykumar Hotchandani <ajaykumar.hotchandani@oracle.com>
Signed-off-by: default avatarSantosh Shilimkar <ssantosh@kernel.org>
Signed-off-by: default avatarSantosh Shilimkar <santosh.shilimkar@oracle.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1bc7b863

net/rds/ib_rdma.c

+7 −2
Original line number Diff line number Diff line
@@ -151,12 +151,17 @@ int rds_ib_update_ipaddr(struct rds_ib_device *rds_ibdev, __be32 ipaddr) 
	struct rds_ib_device *rds_ibdev_old;



	rds_ibdev_old = rds_ib_get_device(ipaddr);

	if (rds_ibdev_old) {

	if (!rds_ibdev_old)

		return rds_ib_add_ipaddr(rds_ibdev, ipaddr);



	if (rds_ibdev_old != rds_ibdev) {

		rds_ib_remove_ipaddr(rds_ibdev_old, ipaddr);

		rds_ib_dev_put(rds_ibdev_old);

		return rds_ib_add_ipaddr(rds_ibdev, ipaddr);

	}

	rds_ib_dev_put(rds_ibdev_old);



	return rds_ib_add_ipaddr(rds_ibdev, ipaddr);

	return 0;

}



void rds_ib_add_conn(struct rds_ib_device *rds_ibdev, struct rds_connection *conn)