net: make vlan ndo_vlan_rx_[add/kill]_vid return error value

Let caller know the result of adding/removing vlan id to/from vlan
filter.

In some drivers I make those functions to just return 0. But in those
where there is able to see if hw setup went correctly, return value is
set appropriately.

Signed-off-by: Jiri Pirko <jpirko@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

25 files changed, 190 insertions, 92 deletions

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 3216c514fdc..d72c37f03e5 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -428,7 +428,7 @@ int bond_dev_queue_xmit(struct bonding *bond, struct sk_buff *skb,
  * @bond_dev: bonding net device that got called
  * @vid: vlan id being added
  */
-static void bond_vlan_rx_add_vid(struct net_device *bond_dev, uint16_t vid)
+static int bond_vlan_rx_add_vid(struct net_device *bond_dev, uint16_t vid)
 {
         struct bonding *bond = netdev_priv(bond_dev);
         struct slave *slave;
@@ -448,7 +448,10 @@ static void bond_vlan_rx_add_vid(struct net_device *bond_dev, uint16_t vid)
         if (res) {
                 pr_err("%s: Error: Failed to add vlan id %d\n",
                        bond_dev->name, vid);
+                return res;
         }
+
+        return 0;
 }
 
 /**
@@ -456,7 +459,7 @@ static void bond_vlan_rx_add_vid(struct net_device *bond_dev, uint16_t vid)
  * @bond_dev: bonding net device that got called
  * @vid: vlan id being removed
  */
-static void bond_vlan_rx_kill_vid(struct net_device *bond_dev, uint16_t vid)
+static int bond_vlan_rx_kill_vid(struct net_device *bond_dev, uint16_t vid)
 {
         struct bonding *bond = netdev_priv(bond_dev);
         struct slave *slave;
@@ -476,7 +479,10 @@ static void bond_vlan_rx_kill_vid(struct net_device *bond_dev, uint16_t vid)
         if (res) {
                 pr_err("%s: Error: Failed to remove vlan id %d\n",
                        bond_dev->name, vid);
+                return res;
         }
+
+        return 0;
 }
 
 static void bond_add_vlans_on_slave(struct bonding *bond, struct net_device *slave_dev)
diff --git a/drivers/net/ethernet/adaptec/starfire.c b/drivers/net/ethernet/adaptec/starfire.c
index a446e251908..cb4f38a17f2 100644
--- a/drivers/net/ethernet/adaptec/starfire.c
+++ b/drivers/net/ethernet/adaptec/starfire.c
@@ -607,7 +607,7 @@ static const struct ethtool_ops ethtool_ops;
 
 
 #ifdef VLAN_SUPPORT
-static void netdev_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
+static int netdev_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
 {
         struct netdev_private *np = netdev_priv(dev);
 
@@ -617,9 +617,11 @@ static void netdev_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
         set_bit(vid, np->active_vlans);
         set_rx_mode(dev);
         spin_unlock(&np->lock);
+
+        return 0;
 }
 
-static void netdev_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
+static int netdev_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
 {
         struct netdev_private *np = netdev_priv(dev);
 
@@ -629,6 +631,8 @@ static void netdev_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
         clear_bit(vid, np->active_vlans);
         set_rx_mode(dev);
         spin_unlock(&np->lock);
+
+        return 0;
 }
 #endif /* VLAN_SUPPORT */
 
diff --git a/drivers/net/ethernet/brocade/bna/bnad.c b/drivers/net/ethernet/brocade/bna/bnad.c
index 7f3091e7eb4..aac3a3b710a 100644
--- a/drivers/net/ethernet/brocade/bna/bnad.c
+++ b/drivers/net/ethernet/brocade/bna/bnad.c
@@ -2968,7 +2968,7 @@ bnad_change_mtu(struct net_device *netdev, int new_mtu)
         return err;
 }
 
-static void
+static int
 bnad_vlan_rx_add_vid(struct net_device *netdev,
                                  unsigned short vid)
 {
@@ -2976,7 +2976,7 @@ bnad_vlan_rx_add_vid(struct net_device *netdev,
         unsigned long flags;
 
         if (!bnad->rx_info[0].rx)
-                return;
+                return 0;
 
         mutex_lock(&bnad->conf_mutex);
 
@@ -2986,9 +2986,11 @@ bnad_vlan_rx_add_vid(struct net_device *netdev,
         spin_unlock_irqrestore(&bnad->bna_lock, flags);
 
         mutex_unlock(&bnad->conf_mutex);
+
+        return 0;
 }
 
-static void
+static int
 bnad_vlan_rx_kill_vid(struct net_device *netdev,
                                   unsigned short vid)
 {
@@ -2996,7 +2998,7 @@ bnad_vlan_rx_kill_vid(struct net_device *netdev,
         unsigned long flags;
 
         if (!bnad->rx_info[0].rx)
-                return;
+                return 0;
 
         mutex_lock(&bnad->conf_mutex);
 
@@ -3006,6 +3008,8 @@ bnad_vlan_rx_kill_vid(struct net_device *netdev,
         spin_unlock_irqrestore(&bnad->bna_lock, flags);
 
         mutex_unlock(&bnad->conf_mutex);
+
+        return 0;
 }
 
 #ifdef CONFIG_NET_POLL_CONTROLLER
diff --git a/drivers/net/ethernet/cisco/enic/enic_dev.c b/drivers/net/ethernet/cisco/enic/enic_dev.c
index fd6247b3c0e..bf0fc56dba1 100644
--- a/drivers/net/ethernet/cisco/enic/enic_dev.c
+++ b/drivers/net/ethernet/cisco/enic/enic_dev.c
@@ -212,23 +212,29 @@ int enic_dev_deinit_done(struct enic *enic, int *status)
 }
 
 /* rtnl lock is held */
-void enic_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
+int enic_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
 {
         struct enic *enic = netdev_priv(netdev);
+        int err;
 
         spin_lock(&enic->devcmd_lock);
-        enic_add_vlan(enic, vid);
+        err = enic_add_vlan(enic, vid);
         spin_unlock(&enic->devcmd_lock);
+
+        return err;
 }
 
 /* rtnl lock is held */
-void enic_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
+int enic_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
 {
         struct enic *enic = netdev_priv(netdev);
+        int err;
 
         spin_lock(&enic->devcmd_lock);
-        enic_del_vlan(enic, vid);
+        err = enic_del_vlan(enic, vid);
         spin_unlock(&enic->devcmd_lock);
+
+        return err;
 }
 
 int enic_dev_enable2(struct enic *enic, int active)
diff --git a/drivers/net/ethernet/cisco/enic/enic_dev.h b/drivers/net/ethernet/cisco/enic/enic_dev.h
index 1f83a4747ba..da1cba3c410 100644
--- a/drivers/net/ethernet/cisco/enic/enic_dev.h
+++ b/drivers/net/ethernet/cisco/enic/enic_dev.h
@@ -46,8 +46,8 @@ int enic_dev_packet_filter(struct enic *enic, int directed, int multicast,
         int broadcast, int promisc, int allmulti);
 int enic_dev_add_addr(struct enic *enic, u8 *addr);
 int enic_dev_del_addr(struct enic *enic, u8 *addr);
-void enic_vlan_rx_add_vid(struct net_device *netdev, u16 vid);
-void enic_vlan_rx_kill_vid(struct net_device *netdev, u16 vid);
+int enic_vlan_rx_add_vid(struct net_device *netdev, u16 vid);
+int enic_vlan_rx_kill_vid(struct net_device *netdev, u16 vid);
 int enic_dev_notify_unset(struct enic *enic);
 int enic_dev_hang_notify(struct enic *enic);
 int enic_dev_set_ig_vlan_rewrite_mode(struct enic *enic);
diff --git a/drivers/net/ethernet/emulex/benet/be_main.c b/drivers/net/ethernet/emulex/benet/be_main.c
index 3854fb0610b..b8a526f9efc 100644
--- a/drivers/net/ethernet/emulex/benet/be_main.c
+++ b/drivers/net/ethernet/emulex/benet/be_main.c
@@ -780,31 +780,35 @@ static int be_vid_config(struct be_adapter *adapter, bool vf, u32 vf_num)
         return status;
 }
 
-static void be_vlan_add_vid(struct net_device *netdev, u16 vid)
+static int be_vlan_add_vid(struct net_device *netdev, u16 vid)
 {
         struct be_adapter *adapter = netdev_priv(netdev);
 
         adapter->vlans_added++;
         if (!be_physfn(adapter))
-                return;
+                return 0;
 
         adapter->vlan_tag[vid] = 1;
         if (adapter->vlans_added <= (adapter->max_vlans + 1))
                 be_vid_config(adapter, false, 0);
+
+        return 0;
 }
 
-static void be_vlan_rem_vid(struct net_device *netdev, u16 vid)
+static int be_vlan_rem_vid(struct net_device *netdev, u16 vid)
 {
         struct be_adapter *adapter = netdev_priv(netdev);
 
         adapter->vlans_added--;
 
         if (!be_physfn(adapter))
-                return;
+                return 0;
 
         adapter->vlan_tag[vid] = 0;
         if (adapter->vlans_added <= adapter->max_vlans)
                 be_vid_config(adapter, false, 0);
+
+        return 0;
 }
 
 static void be_set_rx_mode(struct net_device *netdev)
diff --git a/drivers/net/ethernet/ibm/ehea/ehea_main.c b/drivers/net/ethernet/ibm/ehea/ehea_main.c
index bfeccbfde23..3554414eb5e 100644
--- a/drivers/net/ethernet/ibm/ehea/ehea_main.c
+++ b/drivers/net/ethernet/ibm/ehea/ehea_main.c
@@ -2114,17 +2114,19 @@ static int ehea_start_xmit(struct sk_buff *skb, struct net_device *dev)
         return NETDEV_TX_OK;
 }
 
-static void ehea_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
+static int ehea_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
 {
         struct ehea_port *port = netdev_priv(dev);
         struct ehea_adapter *adapter = port->adapter;
         struct hcp_ehea_port_cb1 *cb1;
         int index;
         u64 hret;
+        int err = 0;
 
         cb1 = (void *)get_zeroed_page(GFP_KERNEL);
         if (!cb1) {
                 pr_err("no mem for cb1\n");
+                err = -ENOMEM;
                 goto out;
         }
 
@@ -2132,6 +2134,7 @@ static void ehea_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
                                       H_PORT_CB1, H_PORT_CB1_ALL, cb1);
         if (hret != H_SUCCESS) {
                 pr_err("query_ehea_port failed\n");
+                err = -EINVAL;
                 goto out;
         }
 
@@ -2140,24 +2143,28 @@ static void ehea_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
 
         hret = ehea_h_modify_ehea_port(adapter->handle, port->logical_port_id,
                                        H_PORT_CB1, H_PORT_CB1_ALL, cb1);
-        if (hret != H_SUCCESS)
+        if (hret != H_SUCCESS) {
                 pr_err("modify_ehea_port failed\n");
+                err = -EINVAL;
+        }
 out:
         free_page((unsigned long)cb1);
-        return;
+        return err;
 }
 
-static void ehea_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
+static int ehea_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
 {
         struct ehea_port *port = netdev_priv(dev);
         struct ehea_adapter *adapter = port->adapter;
         struct hcp_ehea_port_cb1 *cb1;
         int index;
         u64 hret;
+        int err = 0;
 
         cb1 = (void *)get_zeroed_page(GFP_KERNEL);
         if (!cb1) {
                 pr_err("no mem for cb1\n");
+                err = -ENOMEM;
                 goto out;
         }
 
@@ -2165,6 +2172,7 @@ static void ehea_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
                                       H_PORT_CB1, H_PORT_CB1_ALL, cb1);
         if (hret != H_SUCCESS) {
                 pr_err("query_ehea_port failed\n");
+                err = -EINVAL;
                 goto out;
         }
 
@@ -2173,10 +2181,13 @@ static void ehea_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
 
         hret = ehea_h_modify_ehea_port(adapter->handle, port->logical_port_id,
                                        H_PORT_CB1, H_PORT_CB1_ALL, cb1);
-        if (hret != H_SUCCESS)
+        if (hret != H_SUCCESS) {
                 pr_err("modify_ehea_port failed\n");
+                err = -EINVAL;
+        }
 out:
         free_page((unsigned long)cb1);
+        return err;
 }
 
 int ehea_activate_qp(struct ehea_adapter *adapter, struct ehea_qp *qp)
diff --git a/drivers/net/ethernet/intel/e1000/e1000_main.c b/drivers/net/ethernet/intel/e1000/e1000_main.c
index 82f4ef14225..053f01289ef 100644
--- a/drivers/net/ethernet/intel/e1000/e1000_main.c
+++ b/drivers/net/ethernet/intel/e1000/e1000_main.c
@@ -169,8 +169,8 @@ static int e1000_82547_fifo_workaround(struct e1000_adapter *adapter,
 static bool e1000_vlan_used(struct e1000_adapter *adapter);
 static void e1000_vlan_mode(struct net_device *netdev,
                             netdev_features_t features);
-static void e1000_vlan_rx_add_vid(struct net_device *netdev, u16 vid);
-static void e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid);
+static int e1000_vlan_rx_add_vid(struct net_device *netdev, u16 vid);
+static int e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid);
 static void e1000_restore_vlan(struct e1000_adapter *adapter);
 
 #ifdef CONFIG_PM
@@ -4604,7 +4604,7 @@ static void e1000_vlan_mode(struct net_device *netdev,
                 e1000_irq_enable(adapter);
 }
 
-static void e1000_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
+static int e1000_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
 {
         struct e1000_adapter *adapter = netdev_priv(netdev);
         struct e1000_hw *hw = &adapter->hw;
@@ -4613,7 +4613,7 @@ static void e1000_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
         if ((hw->mng_cookie.status &
              E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) &&
             (vid == adapter->mng_vlan_id))
-                return;
+                return 0;
 
         if (!e1000_vlan_used(adapter))
                 e1000_vlan_filter_on_off(adapter, true);
@@ -4625,9 +4625,11 @@ static void e1000_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
         e1000_write_vfta(hw, index, vfta);
 
         set_bit(vid, adapter->active_vlans);
+
+        return 0;
 }
 
-static void e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
+static int e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
 {
         struct e1000_adapter *adapter = netdev_priv(netdev);
         struct e1000_hw *hw = &adapter->hw;
@@ -4648,6 +4650,8 @@ static void e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
 
         if (!e1000_vlan_used(adapter))
                 e1000_vlan_filter_on_off(adapter, false);
+
+        return 0;
 }
 
 static void e1000_restore_vlan(struct e1000_adapter *adapter)
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index 93ae0c26d43..90953b4d6bf 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -2522,7 +2522,7 @@ clean_rx:
         return work_done;
 }
 
-static void e1000_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
+static int e1000_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
 {
         struct e1000_adapter *adapter = netdev_priv(netdev);
         struct e1000_hw *hw = &adapter->hw;
@@ -2532,7 +2532,7 @@ static void e1000_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
         if ((adapter->hw.mng_cookie.status &
              E1000_MNG_DHCP_COOKIE_STATUS_VLAN) &&
             (vid == adapter->mng_vlan_id))
-                return;
+                return 0;
 
         /* add VID to filter table */
         if (adapter->flags & FLAG_HAS_HW_VLAN_FILTER) {
@@ -2543,9 +2543,11 @@ static void e1000_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
         }
 
         set_bit(vid, adapter->active_vlans);
+
+        return 0;
 }
 
-static void e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
+static int e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
 {
         struct e1000_adapter *adapter = netdev_priv(netdev);
         struct e1000_hw *hw = &adapter->hw;
@@ -2556,7 +2558,7 @@ static void e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
             (vid == adapter->mng_vlan_id)) {
                 /* release control to f/w */
                 e1000e_release_hw_control(adapter);
-                return;
+                return 0;
         }
 
         /* remove VID from filter table */
@@ -2568,6 +2570,8 @@ static void e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
         }
 
         clear_bit(vid, adapter->active_vlans);
+
+        return 0;
 }
 
 /**
diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c
index 143cfebe318..89d576ce577 100644
--- a/drivers/net/ethernet/intel/igb/igb_main.c
+++ b/drivers/net/ethernet/intel/igb/igb_main.c
@@ -148,8 +148,8 @@ static int igb_ioctl(struct net_device *, struct ifreq *, int cmd);
 static void igb_tx_timeout(struct net_device *);
 static void igb_reset_task(struct work_struct *);
 static void igb_vlan_mode(struct net_device *netdev, netdev_features_t features);
-static void igb_vlan_rx_add_vid(struct net_device *, u16);
-static void igb_vlan_rx_kill_vid(struct net_device *, u16);
+static int igb_vlan_rx_add_vid(struct net_device *, u16);
+static int igb_vlan_rx_kill_vid(struct net_device *, u16);
 static void igb_restore_vlan(struct igb_adapter *);
 static void igb_rar_set_qsel(struct igb_adapter *, u8 *, u32 , u8);
 static void igb_ping_all_vfs(struct igb_adapter *);
@@ -6491,7 +6491,7 @@ static void igb_vlan_mode(struct net_device *netdev, netdev_features_t features)
         igb_rlpml_set(adapter);
 }
 
-static void igb_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
+static int igb_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
 {
         struct igb_adapter *adapter = netdev_priv(netdev);
         struct e1000_hw *hw = &adapter->hw;
@@ -6504,9 +6504,11 @@ static void igb_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
         igb_vfta_set(hw, vid, true);
 
         set_bit(vid, adapter->active_vlans);
+
+        return 0;
 }
 
-static void igb_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
+static int igb_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
 {
         struct igb_adapter *adapter = netdev_priv(netdev);
         struct e1000_hw *hw = &adapter->hw;
@@ -6521,6 +6523,8 @@ static void igb_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
                 igb_vfta_set(hw, vid, false);
 
         clear_bit(vid, adapter->active_vlans);
+
+        return 0;
 }
 
 static void igb_restore_vlan(struct igb_adapter *adapter)
diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c
index c358973ce41..fd3da3076c2 100644
--- a/drivers/net/ethernet/intel/igbvf/netdev.c
+++ b/drivers/net/ethernet/intel/igbvf/netdev.c
@@ -1176,18 +1176,20 @@ static void igbvf_set_rlpml(struct igbvf_adapter *adapter)
         e1000_rlpml_set_vf(hw, max_frame_size);
 }
 
-static void igbvf_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
+static int igbvf_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
 {
         struct igbvf_adapter *adapter = netdev_priv(netdev);
         struct e1000_hw *hw = &adapter->hw;
 
-        if (hw->mac.ops.set_vfta(hw, vid, true))
+        if (hw->mac.ops.set_vfta(hw, vid, true)) {
                 dev_err(&adapter->pdev->dev, "Failed to add vlan id %d\n", vid);
-        else
-                set_bit(vid, adapter->active_vlans);
+                return -EINVAL;
+        }
+        set_bit(vid, adapter->active_vlans);
+        return 0;
 }
 
-static void igbvf_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
+static int igbvf_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
 {
         struct igbvf_adapter *adapter = netdev_priv(netdev);
         struct e1000_hw *hw = &adapter->hw;
@@ -1197,11 +1199,13 @@ static void igbvf_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
         if (!test_bit(__IGBVF_DOWN, &adapter->state))
                 igbvf_irq_enable(adapter);
 
-        if (hw->mac.ops.set_vfta(hw, vid, false))
+        if (hw->mac.ops.set_vfta(hw, vid, false)) {
                 dev_err(&adapter->pdev->dev,
                         "Failed to remove vlan id %d\n", vid);
-        else
-                clear_bit(vid, adapter->active_vlans);
+                return -EINVAL;
+        }
+        clear_bit(vid, adapter->active_vlans);
+        return 0;
 }
 
 static void igbvf_restore_vlan(struct igbvf_adapter *adapter)
diff --git a/drivers/net/ethernet/intel/ixgb/ixgb_main.c b/drivers/net/ethernet/intel/ixgb/ixgb_main.c
index 247cf9219e0..c573655f330 100644
--- a/drivers/net/ethernet/intel/ixgb/ixgb_main.c
+++ b/drivers/net/ethernet/intel/ixgb/ixgb_main.c
@@ -101,8 +101,8 @@ static void ixgb_tx_timeout_task(struct work_struct *work);
 
 static void ixgb_vlan_strip_enable(struct ixgb_adapter *adapter);
 static void ixgb_vlan_strip_disable(struct ixgb_adapter *adapter);
-static void ixgb_vlan_rx_add_vid(struct net_device *netdev, u16 vid);
-static void ixgb_vlan_rx_kill_vid(struct net_device *netdev, u16 vid);
+static int ixgb_vlan_rx_add_vid(struct net_device *netdev, u16 vid);
+static int ixgb_vlan_rx_kill_vid(struct net_device *netdev, u16 vid);
 static void ixgb_restore_vlan(struct ixgb_adapter *adapter);
 
 #ifdef CONFIG_NET_POLL_CONTROLLER
@@ -2217,7 +2217,7 @@ ixgb_vlan_strip_disable(struct ixgb_adapter *adapter)
         IXGB_WRITE_REG(&adapter->hw, CTRL0, ctrl);
 }
 
-static void
+static int
 ixgb_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
 {
         struct ixgb_adapter *adapter = netdev_priv(netdev);
@@ -2230,9 +2230,11 @@ ixgb_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
         vfta |= (1 << (vid & 0x1F));
         ixgb_write_vfta(&adapter->hw, index, vfta);
         set_bit(vid, adapter->active_vlans);
+
+        return 0;
 }
 
-static void
+static int
 ixgb_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
 {
         struct ixgb_adapter *adapter = netdev_priv(netdev);
@@ -2245,6 +2247,8 @@ ixgb_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
         vfta &= ~(1 << (vid & 0x1F));
         ixgb_write_vfta(&adapter->hw, index, vfta);
         clear_bit(vid, adapter->active_vlans);
+
+        return 0;
 }
 
 static void
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 1b28ed9d8cc..5d94ce1c0fc 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -3044,7 +3044,7 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
         hw->mac.ops.enable_rx_dma(hw, rxctrl);
 }
 
-static void ixgbe_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
+static int ixgbe_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
 {
         struct ixgbe_adapter *adapter = netdev_priv(netdev);
         struct ixgbe_hw *hw = &adapter->hw;
@@ -3053,9 +3053,11 @@ static void ixgbe_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
         /* add VID to filter table */
         hw->mac.ops.set_vfta(&adapter->hw, vid, pool_ndx, true);
         set_bit(vid, adapter->active_vlans);
+
+        return 0;
 }
 
-static void ixgbe_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
+static int ixgbe_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
 {
         struct ixgbe_adapter *adapter = netdev_priv(netdev);
         struct ixgbe_hw *hw = &adapter->hw;
@@ -3064,6 +3066,8 @@ static void ixgbe_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
         /* remove VID from filter table */
         hw->mac.ops.set_vfta(&adapter->hw, vid, pool_ndx, false);
         clear_bit(vid, adapter->active_vlans);
+
+        return 0;
 }
 
 /**
diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
index 5d1a6439816..891162d1610 100644
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
@@ -1403,7 +1403,7 @@ static void ixgbevf_configure_rx(struct ixgbevf_adapter *adapter)
         }
 }
 
-static void ixgbevf_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
+static int ixgbevf_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
 {
         struct ixgbevf_adapter *adapter = netdev_priv(netdev);
         struct ixgbe_hw *hw = &adapter->hw;
@@ -1412,9 +1412,11 @@ static void ixgbevf_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
         if (hw->mac.ops.set_vfta)
                 hw->mac.ops.set_vfta(hw, vid, 0, true);
         set_bit(vid, adapter->active_vlans);
+
+        return 0;
 }
 
-static void ixgbevf_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
+static int ixgbevf_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
 {
         struct ixgbevf_adapter *adapter = netdev_priv(netdev);
         struct ixgbe_hw *hw = &adapter->hw;
@@ -1423,6 +1425,8 @@ static void ixgbevf_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
         if (hw->mac.ops.set_vfta)
                 hw->mac.ops.set_vfta(hw, vid, 0, false);
         clear_bit(vid, adapter->active_vlans);
+
+        return 0;
 }
 
 static void ixgbevf_restore_vlan(struct ixgbevf_adapter *adapter)
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index 4c5bbb3aad3..2083f3b5d68 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -45,7 +45,7 @@
 #include "mlx4_en.h"
 #include "en_port.h"
 
-static void mlx4_en_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
+static int mlx4_en_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
 {
         struct mlx4_en_priv *priv = netdev_priv(dev);
         struct mlx4_en_dev *mdev = priv->mdev;
@@ -67,9 +67,10 @@ static void mlx4_en_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
                 en_err(priv, "failed adding vlan %d\n", vid);
         mutex_unlock(&mdev->state_lock);
 
+        return 0;
 }
 
-static void mlx4_en_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
+static int mlx4_en_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
 {
         struct mlx4_en_priv *priv = netdev_priv(dev);
         struct mlx4_en_dev *mdev = priv->mdev;
@@ -93,6 +94,8 @@ static void mlx4_en_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
                         en_err(priv, "Failed configuring VLAN filter\n");
         }
         mutex_unlock(&mdev->state_lock);
+
+        return 0;
 }
 
 u64 mlx4_en_mac_to_u64(u8 *addr)
diff --git a/drivers/net/ethernet/neterion/vxge/vxge-main.c b/drivers/net/ethernet/neterion/vxge/vxge-main.c
index 16d4d8e913c..ef76725454d 100644
--- a/drivers/net/ethernet/neterion/vxge/vxge-main.c
+++ b/drivers/net/ethernet/neterion/vxge/vxge-main.c
@@ -3305,7 +3305,7 @@ static void vxge_tx_watchdog(struct net_device *dev)
  *
  * Add the vlan id to the devices vlan id table
  */
-static void
+static int
 vxge_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
 {
         struct vxgedev *vdev = netdev_priv(dev);
@@ -3320,6 +3320,7 @@ vxge_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
                 vxge_hw_vpath_vid_add(vpath->handle, vid);
         }
         set_bit(vid, vdev->active_vlans);
+        return 0;
 }
 
 /**
@@ -3329,7 +3330,7 @@ vxge_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
  *
  * Remove the vlan id from the device's vlan id table
  */
-static void
+static int
 vxge_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
 {
         struct vxgedev *vdev = netdev_priv(dev);
@@ -3348,6 +3349,7 @@ vxge_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
         vxge_debug_entryexit(VXGE_TRACE,
                 "%s:%d  Exiting...", __func__, __LINE__);
         clear_bit(vid, vdev->active_vlans);
+        return 0;
 }
 
 static const struct net_device_ops vxge_netdev_ops = {
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 823f845ddc0..69b8e4ef14d 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -97,8 +97,8 @@ static int qlcnicvf_config_bridged_mode(struct qlcnic_adapter *, u32);
 static int qlcnicvf_start_firmware(struct qlcnic_adapter *);
 static void qlcnic_set_netdev_features(struct qlcnic_adapter *,
                                 struct qlcnic_esw_func_cfg *);
-static void qlcnic_vlan_rx_add(struct net_device *, u16);
-static void qlcnic_vlan_rx_del(struct net_device *, u16);
+static int qlcnic_vlan_rx_add(struct net_device *, u16);
+static int qlcnic_vlan_rx_del(struct net_device *, u16);
 
 /*  PCI Device ID Table  */
 #define ENTRY(device) \
@@ -735,20 +735,22 @@ qlcnic_set_vlan_config(struct qlcnic_adapter *adapter,
                 adapter->pvid = 0;
 }
 
-static void
+static int
 qlcnic_vlan_rx_add(struct net_device *netdev, u16 vid)
 {
         struct qlcnic_adapter *adapter = netdev_priv(netdev);
         set_bit(vid, adapter->vlans);
+        return 0;
 }
 
-static void
+static int
 qlcnic_vlan_rx_del(struct net_device *netdev, u16 vid)
 {
         struct qlcnic_adapter *adapter = netdev_priv(netdev);
 
         qlcnic_restore_indev_addr(netdev, NETDEV_DOWN);
         clear_bit(vid, adapter->vlans);
+        return 0;
 }
 
 static void
diff --git a/drivers/net/ethernet/qlogic/qlge/qlge_main.c b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
index 1ce4e08037b..b5489873728 100644
--- a/drivers/net/ethernet/qlogic/qlge/qlge_main.c
+++ b/drivers/net/ethernet/qlogic/qlge/qlge_main.c
@@ -2349,56 +2349,66 @@ static int qlge_set_features(struct net_device *ndev,
         return 0;
 }
 
-static void __qlge_vlan_rx_add_vid(struct ql_adapter *qdev, u16 vid)
+static int __qlge_vlan_rx_add_vid(struct ql_adapter *qdev, u16 vid)
 {
         u32 enable_bit = MAC_ADDR_E;
+        int err;
 
-        if (ql_set_mac_addr_reg
-            (qdev, (u8 *) &enable_bit, MAC_ADDR_TYPE_VLAN, vid)) {
+        err = ql_set_mac_addr_reg(qdev, (u8 *) &enable_bit,
+                                  MAC_ADDR_TYPE_VLAN, vid);
+        if (err)
                 netif_err(qdev, ifup, qdev->ndev,
                           "Failed to init vlan address.\n");
-        }
+        return err;
 }
 
-static void qlge_vlan_rx_add_vid(struct net_device *ndev, u16 vid)
+static int qlge_vlan_rx_add_vid(struct net_device *ndev, u16 vid)
 {
         struct ql_adapter *qdev = netdev_priv(ndev);
         int status;
+        int err;
 
         status = ql_sem_spinlock(qdev, SEM_MAC_ADDR_MASK);
         if (status)
-                return;
+                return status;
 
-        __qlge_vlan_rx_add_vid(qdev, vid);
+        err = __qlge_vlan_rx_add_vid(qdev, vid);
         set_bit(vid, qdev->active_vlans);
 
         ql_sem_unlock(qdev, SEM_MAC_ADDR_MASK);
+
+        return err;
 }
 
-static void __qlge_vlan_rx_kill_vid(struct ql_adapter *qdev, u16 vid)
+static int __qlge_vlan_rx_kill_vid(struct ql_adapter *qdev, u16 vid)
 {
         u32 enable_bit = 0;
+        int err;
 
-        if (ql_set_mac_addr_reg
-            (qdev, (u8 *) &enable_bit, MAC_ADDR_TYPE_VLAN, vid)) {
+        err = ql_set_mac_addr_reg(qdev, (u8 *) &enable_bit,
+                                  MAC_ADDR_TYPE_VLAN, vid);
+        if (err)
                 netif_err(qdev, ifup, qdev->ndev,
                           "Failed to clear vlan address.\n");
-        }
+        return err;
 }
 
-static void qlge_vlan_rx_kill_vid(struct net_device *ndev, u16 vid)
+static int qlge_vlan_rx_kill_vid(struct net_device *ndev, u16 vid)
 {
         struct ql_adapter *qdev = netdev_priv(ndev);
         int status;
+        int err;
 
         status = ql_sem_spinlock(qdev, SEM_MAC_ADDR_MASK);
         if (status)
-                return;
+                return status;
 
-        __qlge_vlan_rx_kill_vid(qdev, vid);
+        err = __qlge_vlan_rx_kill_vid(qdev, vid);
         clear_bit(vid, qdev->active_vlans);
 
         ql_sem_unlock(qdev, SEM_MAC_ADDR_MASK);
+
+        return err;
 }
 
 static void qlge_restore_vlan(struct ql_adapter *qdev)
diff --git a/drivers/net/ethernet/tehuti/tehuti.c b/drivers/net/ethernet/tehuti/tehuti.c
index 3a90af6d111..4b19e9b0606 100644
--- a/drivers/net/ethernet/tehuti/tehuti.c
+++ b/drivers/net/ethernet/tehuti/tehuti.c
@@ -727,9 +727,10 @@ static void __bdx_vlan_rx_vid(struct net_device *ndev, uint16_t vid, int enable)
  * @ndev network device
  * @vid  VLAN vid to add
  */
-static void bdx_vlan_rx_add_vid(struct net_device *ndev, uint16_t vid)
+static int bdx_vlan_rx_add_vid(struct net_device *ndev, uint16_t vid)
 {
         __bdx_vlan_rx_vid(ndev, vid, 1);
+        return 0;
 }
 
 /*
@@ -737,9 +738,10 @@ static void bdx_vlan_rx_add_vid(struct net_device *ndev, uint16_t vid)
  * @ndev network device
  * @vid  VLAN vid to kill
  */
-static void bdx_vlan_rx_kill_vid(struct net_device *ndev, unsigned short vid)
+static int bdx_vlan_rx_kill_vid(struct net_device *ndev, unsigned short vid)
 {
         __bdx_vlan_rx_vid(ndev, vid, 0);
+        return 0;
 }
 
 /**
diff --git a/drivers/net/ethernet/via/via-rhine.c b/drivers/net/ethernet/via/via-rhine.c
index 5587ecdf32e..bcdbdc72b55 100644
--- a/drivers/net/ethernet/via/via-rhine.c
+++ b/drivers/net/ethernet/via/via-rhine.c
@@ -488,8 +488,8 @@ static int netdev_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
 static const struct ethtool_ops netdev_ethtool_ops;
 static int  rhine_close(struct net_device *dev);
 static void rhine_shutdown (struct pci_dev *pdev);
-static void rhine_vlan_rx_add_vid(struct net_device *dev, unsigned short vid);
-static void rhine_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid);
+static int rhine_vlan_rx_add_vid(struct net_device *dev, unsigned short vid);
+static int rhine_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid);
 static void rhine_set_cam(void __iomem *ioaddr, int idx, u8 *addr);
 static void rhine_set_vlan_cam(void __iomem *ioaddr, int idx, u8 *addr);
 static void rhine_set_cam_mask(void __iomem *ioaddr, u32 mask);
@@ -1261,7 +1261,7 @@ static void rhine_update_vcam(struct net_device *dev)
         rhine_set_vlan_cam_mask(ioaddr, vCAMmask);
 }
 
-static void rhine_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
+static int rhine_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
 {
         struct rhine_private *rp = netdev_priv(dev);
 
@@ -1269,9 +1269,10 @@ static void rhine_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
         set_bit(vid, rp->active_vlans);
         rhine_update_vcam(dev);
         spin_unlock_irq(&rp->lock);
+        return 0;
 }
 
-static void rhine_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
+static int rhine_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
 {
         struct rhine_private *rp = netdev_priv(dev);
 
@@ -1279,6 +1280,7 @@ static void rhine_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
         clear_bit(vid, rp->active_vlans);
         rhine_update_vcam(dev);
         spin_unlock_irq(&rp->lock);
+        return 0;
 }
 
 static void init_registers(struct net_device *dev)
diff --git a/drivers/net/ethernet/via/via-velocity.c b/drivers/net/ethernet/via/via-velocity.c
index 59bb5fd56af..4128d6b8cc2 100644
--- a/drivers/net/ethernet/via/via-velocity.c
+++ b/drivers/net/ethernet/via/via-velocity.c
@@ -522,7 +522,7 @@ static void velocity_init_cam_filter(struct velocity_info *vptr)
         mac_set_vlan_cam_mask(regs, vptr->vCAMmask);
 }
 
-static void velocity_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
+static int velocity_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
 {
         struct velocity_info *vptr = netdev_priv(dev);
 
@@ -530,9 +530,10 @@ static void velocity_vlan_rx_add_vid(struct net_device *dev, unsigned short vid)
         set_bit(vid, vptr->active_vlans);
         velocity_init_cam_filter(vptr);
         spin_unlock_irq(&vptr->lock);
+        return 0;
 }
 
-static void velocity_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
+static int velocity_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid)
 {
         struct velocity_info *vptr = netdev_priv(dev);
 
@@ -540,6 +541,7 @@ static void velocity_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid
         clear_bit(vid, vptr->active_vlans);
         velocity_init_cam_filter(vptr);
         spin_unlock_irq(&vptr->lock);
+        return 0;
 }
 
 static void velocity_init_rx_ring_indexes(struct velocity_info *vptr)
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 74134970b70..2511bc5c34f 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -520,7 +520,7 @@ static struct rtnl_link_stats64 *macvlan_dev_get_stats64(struct net_device *dev,
         return stats;
 }
 
-static void macvlan_vlan_rx_add_vid(struct net_device *dev,
+static int macvlan_vlan_rx_add_vid(struct net_device *dev,
                                     unsigned short vid)
 {
         struct macvlan_dev *vlan = netdev_priv(dev);
@@ -528,10 +528,11 @@ static void macvlan_vlan_rx_add_vid(struct net_device *dev,
         const struct net_device_ops *ops = lowerdev->netdev_ops;
 
         if (ops->ndo_vlan_rx_add_vid)
-                ops->ndo_vlan_rx_add_vid(lowerdev, vid);
+                return ops->ndo_vlan_rx_add_vid(lowerdev, vid);
+        return 0;
 }
 
-static void macvlan_vlan_rx_kill_vid(struct net_device *dev,
+static int macvlan_vlan_rx_kill_vid(struct net_device *dev,
                                      unsigned short vid)
 {
         struct macvlan_dev *vlan = netdev_priv(dev);
@@ -539,7 +540,8 @@ static void macvlan_vlan_rx_kill_vid(struct net_device *dev,
         const struct net_device_ops *ops = lowerdev->netdev_ops;
 
         if (ops->ndo_vlan_rx_kill_vid)
-                ops->ndo_vlan_rx_kill_vid(lowerdev, vid);
+                return ops->ndo_vlan_rx_kill_vid(lowerdev, vid);
+        return 0;
 }
 
 static void macvlan_ethtool_get_drvinfo(struct net_device *dev,
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 064155d56bc..8e8bf958539 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -902,7 +902,7 @@ team_get_stats64(struct net_device *dev, struct rtnl_link_stats64 *stats)
         return stats;
 }
 
-static void team_vlan_rx_add_vid(struct net_device *dev, uint16_t vid)
+static int team_vlan_rx_add_vid(struct net_device *dev, uint16_t vid)
 {
         struct team *team = netdev_priv(dev);
         struct team_port *port;
@@ -915,9 +915,11 @@ static void team_vlan_rx_add_vid(struct net_device *dev, uint16_t vid)
                         ops->ndo_vlan_rx_add_vid(port->dev, vid);
         }
         rcu_read_unlock();
+
+        return 0;
 }
 
-static void team_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid)
+static int team_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid)
 {
         struct team *team = netdev_priv(dev);
         struct team_port *port;
@@ -930,6 +932,8 @@ static void team_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid)
                         ops->ndo_vlan_rx_kill_vid(port->dev, vid);
         }
         rcu_read_unlock();
+
+        return 0;
 }
 
 static int team_add_slave(struct net_device *dev, struct net_device *port_dev)
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 5a961720f64..609c51f90e6 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -855,7 +855,7 @@ static void virtnet_set_rx_mode(struct net_device *dev)
         kfree(buf);
 }
 
-static void virtnet_vlan_rx_add_vid(struct net_device *dev, u16 vid)
+static int virtnet_vlan_rx_add_vid(struct net_device *dev, u16 vid)
 {
         struct virtnet_info *vi = netdev_priv(dev);
         struct scatterlist sg;
@@ -865,9 +865,10 @@ static void virtnet_vlan_rx_add_vid(struct net_device *dev, u16 vid)
         if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_VLAN,
                                   VIRTIO_NET_CTRL_VLAN_ADD, &sg, 1, 0))
                 dev_warn(&dev->dev, "Failed to add VLAN ID %d.\n", vid);
+        return 0;
 }
 
-static void virtnet_vlan_rx_kill_vid(struct net_device *dev, u16 vid)
+static int virtnet_vlan_rx_kill_vid(struct net_device *dev, u16 vid)
 {
         struct virtnet_info *vi = netdev_priv(dev);
         struct scatterlist sg;
@@ -877,6 +878,7 @@ static void virtnet_vlan_rx_kill_vid(struct net_device *dev, u16 vid)
         if (!virtnet_send_command(vi, VIRTIO_NET_CTRL_VLAN,
                                   VIRTIO_NET_CTRL_VLAN_DEL, &sg, 1, 0))
                 dev_warn(&dev->dev, "Failed to kill VLAN ID %d.\n", vid);
+        return 0;
 }
 
 static void virtnet_get_ringparam(struct net_device *dev,
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
index d96bfb1ac20..1c2ae11a9e3 100644
--- a/drivers/net/vmxnet3/vmxnet3_drv.c
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -1926,7 +1926,7 @@ vmxnet3_restore_vlan(struct vmxnet3_adapter *adapter)
 }
 
 
-static void
+static int
 vmxnet3_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
 {
         struct vmxnet3_adapter *adapter = netdev_priv(netdev);
@@ -1943,10 +1943,12 @@ vmxnet3_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
         }
 
         set_bit(vid, adapter->active_vlans);
+
+        return 0;
 }
 
 
-static void
+static int
 vmxnet3_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
 {
         struct vmxnet3_adapter *adapter = netdev_priv(netdev);
@@ -1963,6 +1965,8 @@ vmxnet3_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
         }
 
         clear_bit(vid, adapter->active_vlans);
+
+        return 0;
 }