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Commit 94b6ddce authored by Parthasarathy Bhuvaragan's avatar Parthasarathy Bhuvaragan Committed by David S. Miller
Browse files

tipc: reset bearer if device carrier not ok 



If we detect that under lying carrier detects errors and goes down,
we reset the bearer.

Signed-off-by: default avatarParthasarathy Bhuvaragan <parthasarathy.bhuvaragan@ericsson.com>
Signed-off-by: default avatarJon Maloy <jon.maloy@ericsson.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 92ef12b3

net/tipc/bearer.c

+7 −5
Original line number Diff line number Diff line
@@ -609,16 +609,18 @@ static int tipc_l2_device_event(struct notifier_block *nb, unsigned long evt, 


	switch (evt) {

	case NETDEV_CHANGE:

		if (netif_carrier_ok(dev))

			break;

		/* else: fall through */

	case NETDEV_UP:

		if (netif_carrier_ok(dev) && netif_oper_up(dev)) {

			test_and_set_bit_lock(0, &b->up);

			break;

		}

		/* fall through */

	case NETDEV_GOING_DOWN:

		clear_bit_unlock(0, &b->up);

		tipc_reset_bearer(net, b);

		break;

	case NETDEV_UP:

		test_and_set_bit_lock(0, &b->up);

		break;

	case NETDEV_CHANGEMTU:

		if (tipc_mtu_bad(dev, 0)) {

			bearer_disable(net, b);