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Commit 3b3eed8e authored by Claudiu Manoil's avatar Claudiu Manoil Committed by David S. Miller
Browse files

net: mscc: ocelot: fix NULL pointer on LAG slave removal 



lag_upper_info may be NULL on slave removal.

Fixes: dc96ee37 ("net: mscc: ocelot: add bonding support")
Signed-off-by: default avatarClaudiu Manoil <claudiu.manoil@nxp.com>
Signed-off-by: default avatarVladimir Oltean <olteanv@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7afb3e57

drivers/net/ethernet/mscc/ocelot.c

+2 −1
Original line number Diff line number Diff line
@@ -1724,7 +1724,8 @@ static int ocelot_netdevice_event(struct notifier_block *unused, 
		struct netdev_lag_upper_info *lag_upper_info = info->upper_info;

		struct netlink_ext_ack *extack;



		if (lag_upper_info->tx_type != NETDEV_LAG_TX_TYPE_HASH) {

		if (lag_upper_info &&

		    lag_upper_info->tx_type != NETDEV_LAG_TX_TYPE_HASH) {

			extack = netdev_notifier_info_to_extack(&info->info);

			NL_SET_ERR_MSG_MOD(extack, "LAG device using unsupported Tx type");