net/mlx4: Use fallthrough pseudo-keyword

Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1].

[1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index 8a10285..b50c567 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -806,10 +806,10 @@ int mlx4_en_process_rx_cq(struct net_device *dev, struct mlx4_en_cq *cq, int bud
                                goto xdp_drop_no_cnt; /* Drop on xmit failure */
                        default:
                                bpf_warn_invalid_xdp_action(act);
-                               /* fall through */
+                               fallthrough;
                        case XDP_ABORTED:
                                trace_xdp_exception(dev, xdp_prog, act);
-                               /* fall through */
+                               fallthrough;
                        case XDP_DROP:
                                ring->xdp_drop++;
 xdp_drop_no_cnt:

diff --git a/drivers/net/ethernet/mellanox/mlx4/eq.c b/drivers/net/ethernet/mellanox/mlx4/eq.c
index c790a5f..ae305c2 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx4/eq.c
+++ b/drivers/net/ethernet/mellanox/mlx4/eq.c
@@ -558,7 +558,7 @@ static int mlx4_eq_int(struct mlx4_dev *dev, struct mlx4_eq *eq)
                        mlx4_dbg(dev, "%s: MLX4_EVENT_TYPE_SRQ_LIMIT. srq_no=0x%x, eq 0x%x\n",
                                 __func__, be32_to_cpu(eqe->event.srq.srqn),
                                 eq->eqn);
-                       /* fall through */
+                       fallthrough;
                case MLX4_EVENT_TYPE_SRQ_CATAS_ERROR:
                        if (mlx4_is_master(dev)) {
                                /* forward only to slave owning the SRQ */

diff --git a/drivers/net/ethernet/mellanox/mlx4/mcg.c b/drivers/net/ethernet/mellanox/mlx4/mcg.c
index 9486cae..f1b4ad9 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx4/mcg.c
+++ b/drivers/net/ethernet/mellanox/mlx4/mcg.c
@@ -1412,7 +1412,7 @@ int mlx4_multicast_attach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
        case MLX4_STEERING_MODE_A0:
                if (prot == MLX4_PROT_ETH)
                        return 0;
-               /* fall through */
+               fallthrough;
 
        case MLX4_STEERING_MODE_B0:
                if (prot == MLX4_PROT_ETH)
@@ -1442,7 +1442,7 @@ int mlx4_multicast_detach(struct mlx4_dev *dev, struct mlx4_qp *qp, u8 gid[16],
        case MLX4_STEERING_MODE_A0:
                if (prot == MLX4_PROT_ETH)
                        return 0;
-               /* fall through */
+               fallthrough;
 
        case MLX4_STEERING_MODE_B0:
                if (prot == MLX4_PROT_ETH)