nfp: replace spin_lock_bh with spin_lock in tasklet callback

As you are already in a tasklet, it is unnecessary to call spin_lock_bh.
Signed-off-by: jun qian <hangdianqj@163.com>
Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/netronome/nfp/nfp_net_common.c

@@ -2091,10 +2091,10 @@ static void nfp_ctrl_poll(unsigned long arg)
 {
 	struct nfp_net_r_vector *r_vec = (void *)arg;
 
-	spin_lock_bh(&r_vec->lock);
+	spin_lock(&r_vec->lock);
 	nfp_net_tx_complete(r_vec->tx_ring, 0);
 	__nfp_ctrl_tx_queued(r_vec);
-	spin_unlock_bh(&r_vec->lock);
+	spin_unlock(&r_vec->lock);
 
 	nfp_ctrl_rx(r_vec);