net: ti: icssg-prueth: Remove duplicate cleanup calls in emac_ndo_stop()

Remove the duplicate calls to prueth_emac_stop() and
prueth_cleanup_tx_chns() in emac_ndo_stop().

Signed-off-by: Diogo Ivo <[e-mail]>
Reviewed-by: Roger Quadros <[e-mail]>
Reviewed-by: MD Danish Anwar <[e-mail]>
Reviewed-by: Dan Carpenter <[e-mail]>
Signed-off-by: David S. Miller <[e-mail]>

drivers/net/ethernet/ti/icssg/icssg_prueth.c

···
 	/* Destroying the queued work in ndo_stop() */
 	cancel_delayed_work_sync(&emac->stats_work);
 
-	/* stop PRUs */
-	prueth_emac_stop(emac);
-
 	if (prueth->emacs_initialized == 1)
 		icss_iep_exit(emac->iep);
 
···
 
 	free_irq(emac->rx_chns.irq[rx_flow], emac);
 	prueth_ndev_del_tx_napi(emac, emac->tx_ch_num);
-	prueth_cleanup_tx_chns(emac);
 
 	prueth_cleanup_rx_chns(emac, &emac->rx_chns, max_rx_flows);
 	prueth_cleanup_tx_chns(emac);