mlxsw: spectrum_switchdev: Prepare for VxLAN FDB notifications

VxLAN FDB notifications need to be handled differently than bridge FDB
notifications, so initialize the work item based on the received
notification and rename the invoked function accordingly.

Signed-off-by: Ido Schimmel <idosch@mellanox.com>
Reviewed-by: Petr Machata <petrm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/mellanox/mlxsw/spectrum_switchdev.c

@@ -2288,7 +2288,7 @@ struct mlxsw_sp_switchdev_event_work {
 	unsigned long event;
 };
 
-static void mlxsw_sp_switchdev_event_work(struct work_struct *work)
+static void mlxsw_sp_switchdev_bridge_fdb_event_work(struct work_struct *work)
 {
 	struct mlxsw_sp_switchdev_event_work *switchdev_work =
 		container_of(work, struct mlxsw_sp_switchdev_event_work, work);
@@ -2352,7 +2352,6 @@ static int mlxsw_sp_switchdev_event(struct notifier_block *unused,
 	if (!switchdev_work)
 		return NOTIFY_BAD;
 
-	INIT_WORK(&switchdev_work->work, mlxsw_sp_switchdev_event_work);
 	switchdev_work->dev = dev;
 	switchdev_work->event = event;
 
@@ -2361,6 +2360,8 @@ static int mlxsw_sp_switchdev_event(struct notifier_block *unused,
 	case SWITCHDEV_FDB_DEL_TO_DEVICE: /* fall through */
 	case SWITCHDEV_FDB_ADD_TO_BRIDGE: /* fall through */
 	case SWITCHDEV_FDB_DEL_TO_BRIDGE:
+		INIT_WORK(&switchdev_work->work,
+			  mlxsw_sp_switchdev_bridge_fdb_event_work);
 		memcpy(&switchdev_work->fdb_info, ptr,
 		       sizeof(switchdev_work->fdb_info));
 		switchdev_work->fdb_info.addr = kzalloc(ETH_ALEN, GFP_ATOMIC);