9 files changed, 37 insertions, 39 deletions

diff --git a/drivers/net/ethernet/sfc/ef10.c b/drivers/net/ethernet/sfc/ef10.c
index 3b397987119d..eb75675f6e32 100644
--- a/drivers/net/ethernet/sfc/ef10.c
+++ b/drivers/net/ethernet/sfc/ef10.c
@@ -162,8 +162,8 @@ static int efx_ef10_get_mac_address(struct efx_nic *efx, u8 *mac_address)
         if (outlen < MC_CMD_GET_MAC_ADDRESSES_OUT_LEN)
                 return -EIO;
 
-        memcpy(mac_address,
-               MCDI_PTR(outbuf, GET_MAC_ADDRESSES_OUT_MAC_ADDR_BASE), ETH_ALEN);
+        ether_addr_copy(mac_address,
+                        MCDI_PTR(outbuf, GET_MAC_ADDRESSES_OUT_MAC_ADDR_BASE));
         return 0;
 }
 
@@ -3145,12 +3145,10 @@ static void efx_ef10_filter_sync_rx_mode(struct efx_nic *efx)
                 table->dev_uc_count = -1;
         } else {
                 table->dev_uc_count = 1 + netdev_uc_count(net_dev);
-                memcpy(table->dev_uc_list[0].addr, net_dev->dev_addr,
-                       ETH_ALEN);
+                ether_addr_copy(table->dev_uc_list[0].addr, net_dev->dev_addr);
                 i = 1;
                 netdev_for_each_uc_addr(uc, net_dev) {
-                        memcpy(table->dev_uc_list[i].addr,
-                               uc->addr, ETH_ALEN);
+                        ether_addr_copy(table->dev_uc_list[i].addr, uc->addr);
                         i++;
                 }
         }
@@ -3162,8 +3160,7 @@ static void efx_ef10_filter_sync_rx_mode(struct efx_nic *efx)
                 eth_broadcast_addr(table->dev_mc_list[0].addr);
                 i = 1;
                 netdev_for_each_mc_addr(mc, net_dev) {
-                        memcpy(table->dev_mc_list[i].addr,
-                               mc->addr, ETH_ALEN);
+                        ether_addr_copy(table->dev_mc_list[i].addr, mc->addr);
                         i++;
                 }
         }
diff --git a/drivers/net/ethernet/sfc/efx.c b/drivers/net/ethernet/sfc/efx.c
index d72e0038a740..52589f6a8beb 100644
--- a/drivers/net/ethernet/sfc/efx.c
+++ b/drivers/net/ethernet/sfc/efx.c
@@ -1012,7 +1012,7 @@ static int efx_probe_port(struct efx_nic *efx)
                 return rc;
 
         /* Initialise MAC address to permanent address */
-        memcpy(efx->net_dev->dev_addr, efx->net_dev->perm_addr, ETH_ALEN);
+        ether_addr_copy(efx->net_dev->dev_addr, efx->net_dev->perm_addr);
 
         return 0;
 }
@@ -2120,7 +2120,7 @@ static int efx_set_mac_address(struct net_device *net_dev, void *data)
                 return -EADDRNOTAVAIL;
         }
 
-        memcpy(net_dev->dev_addr, new_addr, net_dev->addr_len);
+        ether_addr_copy(net_dev->dev_addr, new_addr);
         efx_sriov_mac_address_changed(efx);
 
         /* Reconfigure the MAC */
diff --git a/drivers/net/ethernet/sfc/ethtool.c b/drivers/net/ethernet/sfc/ethtool.c
index 89fcaffd7de2..0de8b07c24c2 100644
--- a/drivers/net/ethernet/sfc/ethtool.c
+++ b/drivers/net/ethernet/sfc/ethtool.c
@@ -727,7 +727,7 @@ static int efx_ethtool_reset(struct net_device *net_dev, u32 *flags)
 }
 
 /* MAC address mask including only I/G bit */
-static const u8 mac_addr_ig_mask[ETH_ALEN] = { 0x01, 0, 0, 0, 0, 0 };
+static const u8 mac_addr_ig_mask[ETH_ALEN] __aligned(2) = {0x01, 0, 0, 0, 0, 0};
 
 #define IP4_ADDR_FULL_MASK      ((__force __be32)~0)
 #define PORT_FULL_MASK          ((__force __be16)~0)
@@ -787,16 +787,16 @@ static int efx_ethtool_get_class_rule(struct efx_nic *efx,
                 rule->flow_type = ETHER_FLOW;
                 if (spec.match_flags &
                     (EFX_FILTER_MATCH_LOC_MAC | EFX_FILTER_MATCH_LOC_MAC_IG)) {
-                        memcpy(mac_entry->h_dest, spec.loc_mac, ETH_ALEN);
+                        ether_addr_copy(mac_entry->h_dest, spec.loc_mac);
                         if (spec.match_flags & EFX_FILTER_MATCH_LOC_MAC)
-                                memset(mac_mask->h_dest, ~0, ETH_ALEN);
+                                eth_broadcast_addr(mac_mask->h_dest);
                         else
-                                memcpy(mac_mask->h_dest, mac_addr_ig_mask,
-                                       ETH_ALEN);
+                                ether_addr_copy(mac_mask->h_dest,
+                                                mac_addr_ig_mask);
                 }
                 if (spec.match_flags & EFX_FILTER_MATCH_REM_MAC) {
-                        memcpy(mac_entry->h_source, spec.rem_mac, ETH_ALEN);
-                        memset(mac_mask->h_source, ~0, ETH_ALEN);
+                        ether_addr_copy(mac_entry->h_source, spec.rem_mac);
+                        eth_broadcast_addr(mac_mask->h_source);
                 }
                 if (spec.match_flags & EFX_FILTER_MATCH_ETHER_TYPE) {
                         mac_entry->h_proto = spec.ether_type;
@@ -968,13 +968,13 @@ static int efx_ethtool_set_class_rule(struct efx_nic *efx,
                                 spec.match_flags |= EFX_FILTER_MATCH_LOC_MAC;
                         else
                                 return -EINVAL;
-                        memcpy(spec.loc_mac, mac_entry->h_dest, ETH_ALEN);
+                        ether_addr_copy(spec.loc_mac, mac_entry->h_dest);
                 }
                 if (!is_zero_ether_addr(mac_mask->h_source)) {
                         if (!is_broadcast_ether_addr(mac_mask->h_source))
                                 return -EINVAL;
                         spec.match_flags |= EFX_FILTER_MATCH_REM_MAC;
-                        memcpy(spec.rem_mac, mac_entry->h_source, ETH_ALEN);
+                        ether_addr_copy(spec.rem_mac, mac_entry->h_source);
                 }
                 if (mac_mask->h_proto) {
                         if (mac_mask->h_proto != ETHER_TYPE_FULL_MASK)
diff --git a/drivers/net/ethernet/sfc/falcon.c b/drivers/net/ethernet/sfc/falcon.c
index 72652f380243..8ec20b713cc6 100644
--- a/drivers/net/ethernet/sfc/falcon.c
+++ b/drivers/net/ethernet/sfc/falcon.c
@@ -2183,7 +2183,7 @@ static int falcon_probe_nvconfig(struct efx_nic *efx)
         }
 
         /* Read the MAC addresses */
-        memcpy(efx->net_dev->perm_addr, nvconfig->mac_address[0], ETH_ALEN);
+        ether_addr_copy(efx->net_dev->perm_addr, nvconfig->mac_address[0]);
 
         netif_dbg(efx, probe, efx->net_dev, "PHY is %d phy_id %d\n",
                   efx->phy_type, efx->mdio.prtad);
diff --git a/drivers/net/ethernet/sfc/filter.h b/drivers/net/ethernet/sfc/filter.h
index 3ef298d3c47e..d0ed7f71ea7e 100644
--- a/drivers/net/ethernet/sfc/filter.h
+++ b/drivers/net/ethernet/sfc/filter.h
@@ -243,7 +243,7 @@ static inline int efx_filter_set_eth_local(struct efx_filter_spec *spec,
         }
         if (addr != NULL) {
                 spec->match_flags |= EFX_FILTER_MATCH_LOC_MAC;
-                memcpy(spec->loc_mac, addr, ETH_ALEN);
+                ether_addr_copy(spec->loc_mac, addr);
         }
         return 0;
 }
diff --git a/drivers/net/ethernet/sfc/mcdi.c b/drivers/net/ethernet/sfc/mcdi.c
index eb59abb57e85..7bd4b14bf3b3 100644
--- a/drivers/net/ethernet/sfc/mcdi.c
+++ b/drivers/net/ethernet/sfc/mcdi.c
@@ -1187,6 +1187,9 @@ int efx_mcdi_get_board_cfg(struct efx_nic *efx, u8 *mac_address,
         int rc;
 
         BUILD_BUG_ON(MC_CMD_GET_BOARD_CFG_IN_LEN != 0);
+        /* we need __aligned(2) for ether_addr_copy */
+        BUILD_BUG_ON(MC_CMD_GET_BOARD_CFG_OUT_MAC_ADDR_BASE_PORT0_OFST & 1);
+        BUILD_BUG_ON(MC_CMD_GET_BOARD_CFG_OUT_MAC_ADDR_BASE_PORT1_OFST & 1);
 
         rc = efx_mcdi_rpc(efx, MC_CMD_GET_BOARD_CFG, NULL, 0,
                           outbuf, sizeof(outbuf), &outlen);
@@ -1199,11 +1202,10 @@ int efx_mcdi_get_board_cfg(struct efx_nic *efx, u8 *mac_address,
         }
 
         if (mac_address)
-                memcpy(mac_address,
-                       port_num ?
-                       MCDI_PTR(outbuf, GET_BOARD_CFG_OUT_MAC_ADDR_BASE_PORT1) :
-                       MCDI_PTR(outbuf, GET_BOARD_CFG_OUT_MAC_ADDR_BASE_PORT0),
-                       ETH_ALEN);
+                ether_addr_copy(mac_address,
+                                port_num ?
+                                MCDI_PTR(outbuf, GET_BOARD_CFG_OUT_MAC_ADDR_BASE_PORT1) :
+                                MCDI_PTR(outbuf, GET_BOARD_CFG_OUT_MAC_ADDR_BASE_PORT0));
         if (fw_subtype_list) {
                 for (i = 0;
                      i < MCDI_VAR_ARRAY_LEN(outlen,
@@ -1532,7 +1534,7 @@ static int efx_mcdi_wol_filter_set(struct efx_nic *efx, u32 type,
         MCDI_SET_DWORD(inbuf, WOL_FILTER_SET_IN_WOL_TYPE, type);
         MCDI_SET_DWORD(inbuf, WOL_FILTER_SET_IN_FILTER_MODE,
                        MC_CMD_FILTER_MODE_SIMPLE);
-        memcpy(MCDI_PTR(inbuf, WOL_FILTER_SET_IN_MAGIC_MAC), mac, ETH_ALEN);
+        ether_addr_copy(MCDI_PTR(inbuf, WOL_FILTER_SET_IN_MAGIC_MAC), mac);
 
         rc = efx_mcdi_rpc(efx, MC_CMD_WOL_FILTER_SET, inbuf, sizeof(inbuf),
                           outbuf, sizeof(outbuf), &outlen);
diff --git a/drivers/net/ethernet/sfc/mcdi_port.c b/drivers/net/ethernet/sfc/mcdi_port.c
index 91d23252f8fa..e5fc4e1574b5 100644
--- a/drivers/net/ethernet/sfc/mcdi_port.c
+++ b/drivers/net/ethernet/sfc/mcdi_port.c
@@ -854,8 +854,8 @@ int efx_mcdi_set_mac(struct efx_nic *efx)
 
         BUILD_BUG_ON(MC_CMD_SET_MAC_OUT_LEN != 0);
 
-        memcpy(MCDI_PTR(cmdbytes, SET_MAC_IN_ADDR),
-               efx->net_dev->dev_addr, ETH_ALEN);
+        ether_addr_copy(MCDI_PTR(cmdbytes, SET_MAC_IN_ADDR),
+                        efx->net_dev->dev_addr);
 
         MCDI_SET_DWORD(cmdbytes, SET_MAC_IN_MTU,
                         EFX_MAX_FRAME_LEN(efx->net_dev->mtu));
diff --git a/drivers/net/ethernet/sfc/selftest.c b/drivers/net/ethernet/sfc/selftest.c
index 26641817a9c7..0fc5baef45b1 100644
--- a/drivers/net/ethernet/sfc/selftest.c
+++ b/drivers/net/ethernet/sfc/selftest.c
@@ -50,7 +50,7 @@ struct efx_loopback_payload {
 } __packed;
 
 /* Loopback test source MAC address */
-static const unsigned char payload_source[ETH_ALEN] = {
+static const u8 payload_source[ETH_ALEN] __aligned(2) = {
         0x00, 0x0f, 0x53, 0x1b, 0x1b, 0x1b,
 };
 
@@ -366,8 +366,8 @@ static void efx_iterate_state(struct efx_nic *efx)
         struct efx_loopback_payload *payload = &state->payload;
 
         /* Initialise the layerII header */
-        memcpy(&payload->header.h_dest, net_dev->dev_addr, ETH_ALEN);
-        memcpy(&payload->header.h_source, &payload_source, ETH_ALEN);
+        ether_addr_copy((u8 *)&payload->header.h_dest, net_dev->dev_addr);
+        ether_addr_copy((u8 *)&payload->header.h_source, payload_source);
         payload->header.h_proto = htons(ETH_P_IP);
 
         /* saddr set later and used as incrementing count */
diff --git a/drivers/net/ethernet/sfc/siena_sriov.c b/drivers/net/ethernet/sfc/siena_sriov.c
index 0c38f926871e..9a9205e77896 100644
--- a/drivers/net/ethernet/sfc/siena_sriov.c
+++ b/drivers/net/ethernet/sfc/siena_sriov.c
@@ -1095,7 +1095,7 @@ static void efx_sriov_peer_work(struct work_struct *data)
 
         /* Fill the remaining addresses */
         list_for_each_entry(local_addr, &efx->local_addr_list, link) {
-                memcpy(peer->mac_addr, local_addr->addr, ETH_ALEN);
+                ether_addr_copy(peer->mac_addr, local_addr->addr);
                 peer->tci = 0;
                 ++peer;
                 ++peer_count;
@@ -1303,8 +1303,7 @@ int efx_sriov_init(struct efx_nic *efx)
                 goto fail_vfs;
 
         rtnl_lock();
-        memcpy(vfdi_status->peers[0].mac_addr,
-               net_dev->dev_addr, ETH_ALEN);
+        ether_addr_copy(vfdi_status->peers[0].mac_addr, net_dev->dev_addr);
         efx->vf_init_count = efx->vf_count;
         rtnl_unlock();
 
@@ -1452,8 +1451,8 @@ void efx_sriov_mac_address_changed(struct efx_nic *efx)
 
         if (!efx->vf_init_count)
                 return;
-        memcpy(vfdi_status->peers[0].mac_addr,
-               efx->net_dev->dev_addr, ETH_ALEN);
+        ether_addr_copy(vfdi_status->peers[0].mac_addr,
+                        efx->net_dev->dev_addr);
         queue_work(vfdi_workqueue, &efx->peer_work);
 }
 
@@ -1570,7 +1569,7 @@ int efx_sriov_set_vf_mac(struct net_device *net_dev, int vf_i, u8 *mac)
         vf = efx->vf + vf_i;
 
         mutex_lock(&vf->status_lock);
-        memcpy(vf->addr.mac_addr, mac, ETH_ALEN);
+        ether_addr_copy(vf->addr.mac_addr, mac);
         __efx_sriov_update_vf_addr(vf);
         mutex_unlock(&vf->status_lock);
 
@@ -1633,7 +1632,7 @@ int efx_sriov_get_vf_config(struct net_device *net_dev, int vf_i,
         vf = efx->vf + vf_i;
 
         ivi->vf = vf_i;
-        memcpy(ivi->mac, vf->addr.mac_addr, ETH_ALEN);
+        ether_addr_copy(ivi->mac, vf->addr.mac_addr);
         ivi->tx_rate = 0;
         tci = ntohs(vf->addr.tci);
         ivi->vlan = tci & VLAN_VID_MASK;