return -EINVAL;
}
+ if (old_max_frame == max_frame)
+ return 0;
+
+ if (netif_running(netdev))
+ ixgb_down(adapter, true);
+
adapter->rx_buffer_len = max_frame + 8; /* + 8 for errata */
netdev->mtu = new_mtu;
- if ((old_max_frame != max_frame) && netif_running(netdev)) {
- ixgb_down(adapter, true);
+ if (netif_running(netdev))
ixgb_up(adapter);
- }
return 0;
}