diff --git a/drivers/net/ethernet/8390/axnet_cs.c b/drivers/net/ethernet/8390/axnet_cs.c
index d422a124cd7cb2e1729d6374ba2de7c315faaf0c..0b6bbf63f7ca3f471d9c0bbe54e4f4c0ca0bf956 100644
--- a/drivers/net/ethernet/8390/axnet_cs.c
+++ b/drivers/net/ethernet/8390/axnet_cs.c
@@ -610,6 +610,7 @@ static int axnet_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
     switch (cmd) {
     case SIOCGMIIPHY:
 	data->phy_id = info->phy_id;
+	/* Fall through */
     case SIOCGMIIREG:		/* Read MII PHY register. */
 	data->val_out = mdio_read(mii_addr, data->phy_id, data->reg_num & 0x1f);
 	return 0;
diff --git a/drivers/net/ethernet/alteon/acenic.c b/drivers/net/ethernet/alteon/acenic.c
index 08945baee48ad45df9f4bbf83afebbe0ab15607c..4f11f98347edecd95632b3bc875f8c7df51685c9 100644
--- a/drivers/net/ethernet/alteon/acenic.c
+++ b/drivers/net/ethernet/alteon/acenic.c
@@ -551,6 +551,7 @@ static int acenic_probe_one(struct pci_dev *pdev,
 			       ap->name);
 			break;
 		}
+		/* Fall through */
 	case PCI_VENDOR_ID_SGI:
 		printk(KERN_INFO "%s: SGI AceNIC ", ap->name);
 		break;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index d7f51ab85b45a3980bcc5852822a17fea8dcb97c..8bb1e38b1681a32f2175c649b756791694f08105 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -1729,8 +1729,8 @@ static int bnxt_async_event_process(struct bnxt *bp,
 					    speed);
 		}
 		set_bit(BNXT_LINK_SPEED_CHNG_SP_EVENT, &bp->sp_event);
-		/* fall through */
 	}
+	/* fall through */
 	case ASYNC_EVENT_CMPL_EVENT_ID_LINK_STATUS_CHANGE:
 		set_bit(BNXT_LINK_CHNG_SP_EVENT, &bp->sp_event);
 		break;
diff --git a/drivers/net/ethernet/cadence/macb_ptp.c b/drivers/net/ethernet/cadence/macb_ptp.c
index 678835136bf8069326067feaa46f8465db4e38d4..cd5296b842290302a5904b4c590e51fdea741bbd 100644
--- a/drivers/net/ethernet/cadence/macb_ptp.c
+++ b/drivers/net/ethernet/cadence/macb_ptp.c
@@ -466,6 +466,7 @@ int gem_set_hwtst(struct net_device *dev, struct ifreq *ifr, int cmd)
 	case HWTSTAMP_TX_ONESTEP_SYNC:
 		if (gem_ptp_set_one_step_sync(bp, 1) != 0)
 			return -ERANGE;
+		/* fall through */
 	case HWTSTAMP_TX_ON:
 		tx_bd_control = TSTAMP_ALL_FRAMES;
 		break;
diff --git a/drivers/net/ethernet/cavium/liquidio/lio_main.c b/drivers/net/ethernet/cavium/liquidio/lio_main.c
index 8ef87a76692b285485d0bbaec74dc483d8762e81..6fb13fa73b271c9d05f49ad5a04ea71f9a12c987 100644
--- a/drivers/net/ethernet/cavium/liquidio/lio_main.c
+++ b/drivers/net/ethernet/cavium/liquidio/lio_main.c
@@ -2209,6 +2209,7 @@ static int liquidio_ioctl(struct net_device *netdev, struct ifreq *ifr, int cmd)
 	case SIOCSHWTSTAMP:
 		if (lio->oct_dev->ptp_enable)
 			return hwtstamp_ioctl(netdev, ifr);
+		/* fall through */
 	default:
 		return -EOPNOTSUPP;
 	}
diff --git a/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c b/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c
index 5603f5ab1feeaf24899d5324b8f4f154ffea6479..92ba958e204e1385ea50c5502d3b4df4803cdf97 100644
--- a/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c
+++ b/drivers/net/ethernet/cavium/thunder/nicvf_ethtool.c
@@ -527,6 +527,7 @@ static int nicvf_get_rss_hash_opts(struct nicvf *nic,
 	case SCTP_V4_FLOW:
 	case SCTP_V6_FLOW:
 		info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
+		/* Fall through */
 	case IPV4_FLOW:
 	case IPV6_FLOW:
 		info->data |= RXH_IP_SRC | RXH_IP_DST;
diff --git a/drivers/net/ethernet/chelsio/cxgb3/l2t.c b/drivers/net/ethernet/chelsio/cxgb3/l2t.c
index 248e40c6966c056566fd470447fadc7f1c8cd1a8..0e9182d3f02c665306508d7b11278fb457292ede 100644
--- a/drivers/net/ethernet/chelsio/cxgb3/l2t.c
+++ b/drivers/net/ethernet/chelsio/cxgb3/l2t.c
@@ -136,6 +136,7 @@ int t3_l2t_send_slow(struct t3cdev *dev, struct sk_buff *skb,
 		if (e->state == L2T_STATE_STALE)
 			e->state = L2T_STATE_VALID;
 		spin_unlock_bh(&e->lock);
+		/* fall through */
 	case L2T_STATE_VALID:	/* fast-path, send the packet on */
 		return cxgb3_ofld_send(dev, skb);
 	case L2T_STATE_RESOLVING:
diff --git a/drivers/net/ethernet/chelsio/cxgb4/l2t.c b/drivers/net/ethernet/chelsio/cxgb4/l2t.c
index 77c2c538b1fde422606bcf712b8764cd6770f276..301c4df8a56646adb094e49b977e7bd5b0bcba56 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/l2t.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/l2t.c
@@ -231,6 +231,7 @@ int cxgb4_l2t_send(struct net_device *dev, struct sk_buff *skb,
 		if (e->state == L2T_STATE_STALE)
 			e->state = L2T_STATE_VALID;
 		spin_unlock_bh(&e->lock);
+		/* fall through */
 	case L2T_STATE_VALID:     /* fast-path, send the packet on */
 		return t4_ofld_send(adap, skb);
 	case L2T_STATE_RESOLVING:
diff --git a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
index 2d9943f90a75542171f1bd91f6986d1e0cb02a87..5fe5d16dee724cdca0366e99f06c6ef9b9a17d4b 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/t4_hw.c
@@ -7504,10 +7504,13 @@ int t4_alloc_vi(struct adapter *adap, unsigned int mbox, unsigned int port,
 		switch (nmac) {
 		case 5:
 			memcpy(mac + 24, c.nmac3, sizeof(c.nmac3));
+			/* Fall through */
 		case 4:
 			memcpy(mac + 18, c.nmac2, sizeof(c.nmac2));
+			/* Fall through */
 		case 3:
 			memcpy(mac + 12, c.nmac1, sizeof(c.nmac1));
+			/* Fall through */
 		case 2:
 			memcpy(mac + 6,  c.nmac0, sizeof(c.nmac0));
 		}
diff --git a/drivers/net/ethernet/dec/tulip/de4x5.c b/drivers/net/ethernet/dec/tulip/de4x5.c
index a31b4df3e7ffb8dbf48430cadb1d7e9dbb3ea82c..66535d1653f6d8c156b49493fd8ef7827be0b507 100644
--- a/drivers/net/ethernet/dec/tulip/de4x5.c
+++ b/drivers/net/ethernet/dec/tulip/de4x5.c
@@ -3204,6 +3204,8 @@ srom_map_media(struct net_device *dev)
       case SROM_10BASETF:
 	if (!lp->params.fdx) return -1;
 	lp->fdx = true;
+	/* fall through */
+
       case SROM_10BASET:
 	if (lp->params.fdx && !lp->fdx) return -1;
 	if ((lp->chipset == DC21140) || ((lp->chipset & ~0x00ff) == DC2114x)) {
@@ -3224,6 +3226,8 @@ srom_map_media(struct net_device *dev)
       case SROM_100BASETF:
         if (!lp->params.fdx) return -1;
 	lp->fdx = true;
+	/* fall through */
+
       case SROM_100BASET:
 	if (lp->params.fdx && !lp->fdx) return -1;
 	lp->media = _100Mb;
@@ -3236,6 +3240,8 @@ srom_map_media(struct net_device *dev)
       case SROM_100BASEFF:
 	if (!lp->params.fdx) return -1;
 	lp->fdx = true;
+	/* fall through */
+
       case SROM_100BASEF:
 	if (lp->params.fdx && !lp->fdx) return -1;
 	lp->media = _100Mb;
diff --git a/drivers/net/ethernet/dec/tulip/tulip_core.c b/drivers/net/ethernet/dec/tulip/tulip_core.c
index 00d02a0967d0770cad635f3c95773d04770d0a4e..3e3e08698876b40dea9e3ddeaa05b7163beffda8 100644
--- a/drivers/net/ethernet/dec/tulip/tulip_core.c
+++ b/drivers/net/ethernet/dec/tulip/tulip_core.c
@@ -923,6 +923,7 @@ static int private_ioctl (struct net_device *dev, struct ifreq *rq, int cmd)
 			data->phy_id = 1;
 		else
 			return -ENODEV;
+		/* Fall through */
 
 	case SIOCGMIIREG:		/* Read MII PHY register. */
 		if (data->phy_id == 32 && (tp->flags & HAS_NWAY)) {
diff --git a/drivers/net/ethernet/emulex/benet/be_ethtool.c b/drivers/net/ethernet/emulex/benet/be_ethtool.c
index 7f7e206f95f8fa3b8bd0e9b4b1f1be9c35f8d405..3f6749fc889f97216e2dca7dae4a31b0293a83f8 100644
--- a/drivers/net/ethernet/emulex/benet/be_ethtool.c
+++ b/drivers/net/ethernet/emulex/benet/be_ethtool.c
@@ -575,6 +575,7 @@ static u32 convert_to_et_setting(struct be_adapter *adapter, u32 if_speeds)
 				break;
 			}
 		}
+		/* fall through */
 	case PHY_TYPE_SFP_PLUS_10GB:
 	case PHY_TYPE_XFP_10GB:
 	case PHY_TYPE_SFP_1GB:
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
index 3957205abb8111f83c9685be4334f8de09f53427..08f3c4743f747c7cbe020503d330821fe5427b68 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
@@ -307,6 +307,7 @@ static int __lb_setup(struct net_device *ndev,
 		break;
 	case MAC_LOOP_PHY_NONE:
 		ret = hns_nic_config_phy_loopback(phy_dev, 0x0);
+		/* fall through */
 	case MAC_LOOP_NONE:
 		if (!ret && h->dev->ops->set_loopback) {
 			if (priv->ae_handle->phy_if != PHY_INTERFACE_MODE_XGMII)
diff --git a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
index bd031af38a96a59b7cbe6d618af0819f009b51c0..a64d69c87f13163a2313342d1daead3b57bbcebe 100644
--- a/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
+++ b/drivers/net/ethernet/hisilicon/hns3/hns3_enet.c
@@ -2104,6 +2104,7 @@ static void hns3_rx_checksum(struct hns3_enet_ring *ring, struct sk_buff *skb,
 	case HNS3_OL4_TYPE_MAC_IN_UDP:
 	case HNS3_OL4_TYPE_NVGRE:
 		skb->csum_level = 1;
+		/* fall through */
 	case HNS3_OL4_TYPE_NO_TUN:
 		/* Can checksum ipv4 or ipv6 + UDP/TCP/SCTP packets */
 		if ((l3_type == HNS3_L3_TYPE_IPV4 ||
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index a730f48b102cf6b48e0af87e5aecb8f8a9ba169b..f2c622e78802a751dc549e03b811825596d1a587 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -1800,6 +1800,7 @@ static void i40e_vsi_setup_queue_map(struct i40e_vsi *vsi,
 						       num_tc_qps);
 					break;
 				}
+				/* fall through */
 			case I40E_VSI_FDIR:
 			case I40E_VSI_SRIOV:
 			case I40E_VSI_VMDQ2:
diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
index b151ae316546c2483aa91abfabc900b608e53e4a..b5042d1a63c0bb1c8abfd6f2e8564ce95cda2e74 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c
@@ -2253,9 +2253,10 @@ static struct sk_buff *i40e_run_xdp(struct i40e_ring *rx_ring,
 		break;
 	default:
 		bpf_warn_invalid_xdp_action(act);
+		/* fall through */
 	case XDP_ABORTED:
 		trace_xdp_exception(rx_ring->netdev, xdp_prog, act);
-		/* fallthrough -- handle aborts by dropping packet */
+		/* fall through -- handle aborts by dropping packet */
 	case XDP_DROP:
 		result = I40E_XDP_CONSUMED;
 		break;
diff --git a/drivers/net/ethernet/intel/igb/e1000_82575.c b/drivers/net/ethernet/intel/igb/e1000_82575.c
index a795c07d0df77989956df489d5d16ec7e09b3ed7..bafdcf70a353d534b2c92fcc898b435f87ffa951 100644
--- a/drivers/net/ethernet/intel/igb/e1000_82575.c
+++ b/drivers/net/ethernet/intel/igb/e1000_82575.c
@@ -1708,6 +1708,7 @@ static s32 igb_setup_serdes_link_82575(struct e1000_hw *hw)
 	case E1000_CTRL_EXT_LINK_MODE_1000BASE_KX:
 		/* disable PCS autoneg and support parallel detect only */
 		pcs_autoneg = false;
+		/* fall through */
 	default:
 		if (hw->mac.type == e1000_82575 ||
 		    hw->mac.type == e1000_82576) {
diff --git a/drivers/net/ethernet/intel/igb/e1000_phy.c b/drivers/net/ethernet/intel/igb/e1000_phy.c
index 2be0e762ec69b635f89b2386785354f61fbf8ee0..ad2125e5a7f780e21a1a6ae433313f94d51082ed 100644
--- a/drivers/net/ethernet/intel/igb/e1000_phy.c
+++ b/drivers/net/ethernet/intel/igb/e1000_phy.c
@@ -659,6 +659,7 @@ s32 igb_copper_link_setup_m88_gen2(struct e1000_hw *hw)
 			phy_data |= M88E1000_PSCR_AUTO_X_1000T;
 			break;
 		}
+		/* fall through */
 	case 0:
 	default:
 		phy_data |= M88E1000_PSCR_AUTO_X_MODE;
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 25720d95d4ea36110db7353bda8528385bb09823..221a735dc95604dfa661cbef5ed266c458696084 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -5176,6 +5176,7 @@ bool igb_has_link(struct igb_adapter *adapter)
 	case e1000_media_type_copper:
 		if (!hw->mac.get_link_status)
 			return true;
+		/* fall through */
 	case e1000_media_type_internal_serdes:
 		hw->mac.ops.check_for_link(hw);
 		link_active = !hw->mac.get_link_status;
@@ -5836,6 +5837,7 @@ static void igb_tx_csum(struct igb_ring *tx_ring, struct igb_tx_buffer *first)
 			type_tucmd = E1000_ADVTXD_TUCMD_L4T_SCTP;
 			break;
 		}
+		/* fall through */
 	default:
 		skb_checksum_help(skb);
 		goto csum_failed;
diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c
index f818f060e5a736c830a3de263d68b27231a04c1a..e0c989ffb2b3edf9ff2ea65a1d4a58341f624d41 100644
--- a/drivers/net/ethernet/intel/igbvf/netdev.c
+++ b/drivers/net/ethernet/intel/igbvf/netdev.c
@@ -2102,6 +2102,7 @@ static bool igbvf_tx_csum(struct igbvf_ring *tx_ring, struct sk_buff *skb,
 			type_tucmd = E1000_ADVTXD_TUCMD_L4T_SCTP;
 			break;
 		}
+		/* fall through */
 	default:
 		skb_checksum_help(skb);
 		goto csum_failed;
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index 3360f7b9ee73bdb32957472299a3438e8189f7bd..a1aeeb8094c376f9fac9610b7a4606e92860d4fc 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -795,8 +795,10 @@ 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 */
 			case XDP_ABORTED:
 				trace_xdp_exception(dev, xdp_prog, act);
+				/* fall through */
 			case XDP_DROP:
 				ring->xdp_drop++;
 xdp_drop_no_cnt:
diff --git a/drivers/net/ethernet/mellanox/mlx4/mcg.c b/drivers/net/ethernet/mellanox/mlx4/mcg.c
index 4c5306dbcf113d0e6ff3f4c6a85306c1f449a7ee..ffed2d4c9403022df2f73859e33fa5f2158fe4f2 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mcg.c
+++ b/drivers/net/ethernet/mellanox/mlx4/mcg.c
@@ -1412,6 +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 */
 
 	case MLX4_STEERING_MODE_B0:
 		if (prot == MLX4_PROT_ETH)
@@ -1441,6 +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 */
 
 	case MLX4_STEERING_MODE_B0:
 		if (prot == MLX4_PROT_ETH)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
index 1881468dbcfa788d4f38ff50800eca3851223d26..ad6d471d00dd47c6c4b802ad79fd6dd1e157cf21 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
@@ -91,9 +91,11 @@ bool mlx5e_xdp_handle(struct mlx5e_rq *rq, struct mlx5e_dma_info *di,
 		return true;
 	default:
 		bpf_warn_invalid_xdp_action(act);
+		/* fall through */
 	case XDP_ABORTED:
 xdp_abort:
 		trace_xdp_exception(rq->netdev, prog, act);
+		/* fall through */
 	case XDP_DROP:
 		rq->stats->xdp_drop++;
 		return true;
diff --git a/drivers/net/ethernet/neterion/vxge/vxge-config.c b/drivers/net/ethernet/neterion/vxge/vxge-config.c
index a2c0a93ca8b6f0096546594a163487ccac52cbd4..ae8149831e474c7a5c1b1d6e6dd108cec2ad8962 100644
--- a/drivers/net/ethernet/neterion/vxge/vxge-config.c
+++ b/drivers/net/ethernet/neterion/vxge/vxge-config.c
@@ -3783,17 +3783,20 @@ vxge_hw_rts_rth_data0_data1_get(u32 j, u64 *data0, u64 *data1,
 			VXGE_HW_RTS_ACCESS_STEER_DATA0_RTH_ITEM0_ENTRY_EN |
 			VXGE_HW_RTS_ACCESS_STEER_DATA0_RTH_ITEM0_BUCKET_DATA(
 			itable[j]);
+		/* fall through */
 	case 2:
 		*data0 |=
 			VXGE_HW_RTS_ACCESS_STEER_DATA0_RTH_ITEM1_BUCKET_NUM(j)|
 			VXGE_HW_RTS_ACCESS_STEER_DATA0_RTH_ITEM1_ENTRY_EN |
 			VXGE_HW_RTS_ACCESS_STEER_DATA0_RTH_ITEM1_BUCKET_DATA(
 			itable[j]);
+		/* fall through */
 	case 3:
 		*data1 = VXGE_HW_RTS_ACCESS_STEER_DATA1_RTH_ITEM0_BUCKET_NUM(j)|
 			VXGE_HW_RTS_ACCESS_STEER_DATA1_RTH_ITEM0_ENTRY_EN |
 			VXGE_HW_RTS_ACCESS_STEER_DATA1_RTH_ITEM0_BUCKET_DATA(
 			itable[j]);
+		/* fall through */
 	case 4:
 		*data1 |=
 			VXGE_HW_RTS_ACCESS_STEER_DATA1_RTH_ITEM1_BUCKET_NUM(j)|
diff --git a/drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c b/drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c
index 3157f97dd782b8357cc79cc18f809b07deda1cb2..3c1be87cdfa576b087cf6978dc0740b5fc453de8 100644
--- a/drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c
+++ b/drivers/net/ethernet/qlogic/netxen/netxen_nic_ethtool.c
@@ -167,9 +167,9 @@ netxen_nic_get_link_ksettings(struct net_device *dev,
 	case NETXEN_BRDTYPE_P3_REF_QG:
 	case NETXEN_BRDTYPE_P3_4_GB:
 	case NETXEN_BRDTYPE_P3_4_GB_MM:
-
 		supported |= SUPPORTED_Autoneg;
 		advertising |= ADVERTISED_Autoneg;
+		/* fall through */
 	case NETXEN_BRDTYPE_P2_SB31_10G_CX4:
 	case NETXEN_BRDTYPE_P3_10G_CX4:
 	case NETXEN_BRDTYPE_P3_10G_CX4_LP:
@@ -198,6 +198,7 @@ netxen_nic_get_link_ksettings(struct net_device *dev,
 		supported |= SUPPORTED_TP;
 		check_sfp_module = netif_running(dev) &&
 			adapter->has_link_events;
+		/* fall through */
 	case NETXEN_BRDTYPE_P2_SB31_10G:
 	case NETXEN_BRDTYPE_P3_10G_XFP:
 		supported |= SUPPORTED_FIBRE;
diff --git a/drivers/net/ethernet/qlogic/qed/qed_dev.c b/drivers/net/ethernet/qlogic/qed/qed_dev.c
index d1ae11ab7927a524e62baaaccf07e1d68bf13ad5..016ca8a7ec8aa11fe8fc3b035dadfd431ad8d4fc 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_dev.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_dev.c
@@ -1789,14 +1789,14 @@ int qed_hw_init(struct qed_dev *cdev, struct qed_hw_init_params *p_params)
 						p_hwfn->hw_info.hw_mode);
 			if (rc)
 				break;
-		/* Fall into */
+		/* Fall through */
 		case FW_MSG_CODE_DRV_LOAD_PORT:
 			rc = qed_hw_init_port(p_hwfn, p_hwfn->p_main_ptt,
 					      p_hwfn->hw_info.hw_mode);
 			if (rc)
 				break;
 
-		/* Fall into */
+		/* Fall through */
 		case FW_MSG_CODE_DRV_LOAD_FUNCTION:
 			rc = qed_hw_init_pf(p_hwfn, p_hwfn->p_main_ptt,
 					    p_params->p_tunn,
diff --git a/drivers/net/ethernet/qlogic/qede/qede_fp.c b/drivers/net/ethernet/qlogic/qede/qede_fp.c
index 6c702399b801db1cf88f247ebcdedea93a0d24f9..8c9e95ba99170b1dc0c397b03ca41251242ab149 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_fp.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_fp.c
@@ -1119,8 +1119,10 @@ static bool qede_rx_xdp(struct qede_dev *edev,
 
 	default:
 		bpf_warn_invalid_xdp_action(act);
+		/* Fall through */
 	case XDP_ABORTED:
 		trace_xdp_exception(edev->ndev, prog, act);
+		/* Fall through */
 	case XDP_DROP:
 		qede_recycle_rx_bd_ring(rxq, cqe->bd_num);
 	}
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
index 7f7deeaf1cf07913454a13b4f7801c7b3b07545f..3b0adda7cc9c66769f84a1047a91aaa33c7939c8 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_ethtool.c
@@ -351,9 +351,9 @@ static int qlcnic_82xx_get_link_ksettings(struct qlcnic_adapter *adapter,
 	case QLCNIC_BRDTYPE_P3P_REF_QG:
 	case QLCNIC_BRDTYPE_P3P_4_GB:
 	case QLCNIC_BRDTYPE_P3P_4_GB_MM:
-
 		supported |= SUPPORTED_Autoneg;
 		advertising |= ADVERTISED_Autoneg;
+		/* fall through */
 	case QLCNIC_BRDTYPE_P3P_10G_CX4:
 	case QLCNIC_BRDTYPE_P3P_10G_CX4_LP:
 	case QLCNIC_BRDTYPE_P3P_10000_BASE_T:
@@ -377,6 +377,7 @@ static int qlcnic_82xx_get_link_ksettings(struct qlcnic_adapter *adapter,
 		supported |= SUPPORTED_TP;
 		check_sfp_module = netif_running(adapter->netdev) &&
 				   ahw->has_link_events;
+		/* fall through */
 	case QLCNIC_BRDTYPE_P3P_10G_XFP:
 		supported |= SUPPORTED_FIBRE;
 		advertising |= ADVERTISED_FIBRE;
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_mpi.c b/drivers/net/ethernet/qlogic/qlge/qlge_mpi.c
index 4be65d6761b3f6e3df6164e3518afd196f56ebb8..957c72985a06bfae631c3b7438779b2f02c6dd99 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_mpi.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_mpi.c
@@ -1176,6 +1176,7 @@ void ql_mpi_idc_work(struct work_struct *work)
 	case MB_CMD_PORT_RESET:
 	case MB_CMD_STOP_FW:
 		ql_link_off(qdev);
+		/* Fall through */
 	case MB_CMD_SET_PORT_CFG:
 		/* Signal the resulting link up AEN
 		 * that the frame routing and mac addr
diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_ethtool.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_ethtool.c
index 542b67d436dfd5570983aac59a57f43504bef6e0..c9aad0eda57fe514e244d6511cdbfe5bd952fe32 100644
--- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_ethtool.c
+++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_ethtool.c
@@ -319,6 +319,7 @@ static int sxgbe_get_rss_hash_opts(struct sxgbe_priv_data *priv,
 	case TCP_V4_FLOW:
 	case UDP_V4_FLOW:
 		cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
+		/* Fall through */
 	case SCTP_V4_FLOW:
 	case AH_ESP_V4_FLOW:
 	case AH_V4_FLOW:
@@ -329,6 +330,7 @@ static int sxgbe_get_rss_hash_opts(struct sxgbe_priv_data *priv,
 	case TCP_V6_FLOW:
 	case UDP_V6_FLOW:
 		cmd->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
+		/* Fall through */
 	case SCTP_V6_FLOW:
 	case AH_ESP_V6_FLOW:
 	case AH_V6_FLOW:
diff --git a/drivers/net/ethernet/sfc/falcon/ethtool.c b/drivers/net/ethernet/sfc/falcon/ethtool.c
index 56049157a5af660d0a4aa752eb33badc6337bc5a..1ccdb7a82e2a76e8ab1c43e079dd052c82573ad1 100644
--- a/drivers/net/ethernet/sfc/falcon/ethtool.c
+++ b/drivers/net/ethernet/sfc/falcon/ethtool.c
@@ -963,6 +963,7 @@ ef4_ethtool_get_rxnfc(struct net_device *net_dev,
 		switch (info->flow_type) {
 		case TCP_V4_FLOW:
 			info->data |= RXH_L4_B_0_1 | RXH_L4_B_2_3;
+			/* Fall through */
 		case UDP_V4_FLOW:
 		case SCTP_V4_FLOW:
 		case AH_ESP_V4_FLOW:
diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c
index b4ea58dc8caf878c231e5df845cbfc27357580c4..b96b93c686bf15581b89c05d347a2179ae9883cc 100644
--- a/drivers/net/ethernet/ti/cpts.c
+++ b/drivers/net/ethernet/ti/cpts.c
@@ -161,6 +161,7 @@ static int cpts_fifo_read(struct cpts *cpts, int match)
 				 */
 				break;
 			}
+			/* fall through */
 		case CPTS_EV_PUSH:
 		case CPTS_EV_RX:
 			list_del_init(&event->list);
diff --git a/drivers/net/ethernet/ti/tlan.c b/drivers/net/ethernet/ti/tlan.c
index c769cd9d11e74948b469b84305254cca2f35f4f8..93d142867c2af1fd54efa6d1253d4b109b0fbad8 100644
--- a/drivers/net/ethernet/ti/tlan.c
+++ b/drivers/net/ethernet/ti/tlan.c
@@ -966,6 +966,7 @@ static int tlan_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
 	switch (cmd) {
 	case SIOCGMIIPHY:		/* get address of MII PHY in use. */
 		data->phy_id = phy;
+		/* fall through */
 
 
 	case SIOCGMIIREG:		/* read MII PHY register. */