bnxt: use netif_is_rxfh_configured instead of open code

The open code which is dev->priv_flags & IFF_RXFH_CONFIGURED is defined as
a helper function on netdevice.h. So use netif_is_rxfh_configured()
function instead of open code. This patch doesn't change logic.
Signed-off-by: Juhee Kang <claudiajkang@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/broadcom/bnxt/bnxt.c

@@ -6366,7 +6366,7 @@ static int __bnxt_reserve_rings(struct bnxt *bp)
 	if (rx_rings != bp->rx_nr_rings) {
 		netdev_warn(bp->dev, "Able to reserve only %d out of %d requested RX rings\n",
 			    rx_rings, bp->rx_nr_rings);
-		if ((bp->dev->priv_flags & IFF_RXFH_CONFIGURED) &&
+		if (netif_is_rxfh_configured(bp->dev) &&
 		    (bnxt_get_nr_rss_ctxs(bp, bp->rx_nr_rings) !=
 		     bnxt_get_nr_rss_ctxs(bp, rx_rings) ||
 		     bnxt_get_max_rss_ring(bp) >= rx_rings)) {

drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c

@@ -909,7 +909,7 @@ static int bnxt_set_channels(struct net_device *dev,
 
 	if (bnxt_get_nr_rss_ctxs(bp, req_rx_rings) !=
 	    bnxt_get_nr_rss_ctxs(bp, bp->rx_nr_rings) &&
-	    (dev->priv_flags & IFF_RXFH_CONFIGURED)) {
+	    netif_is_rxfh_configured(dev)) {
 		netdev_warn(dev, "RSS table size change required, RSS table entries must be default to proceed\n");
 		return -EINVAL;
 	}