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ice: Separate if conditions for ice_set_features()
authorTony Nguyen <anthony.l.nguyen@intel.com>
Tue, 16 Apr 2019 17:21:23 +0000 (10:21 -0700)
committerJeff Kirsher <jeffrey.t.kirsher@intel.com>
Sat, 4 May 2019 21:33:44 +0000 (14:33 -0700)
Set features can have multiple features turned on|off in a single
call.  Grouping these all in an if/else means after one condition
is met, other conditions/features will not be evaluated.  Break
the if/else statements by feature to ensure all features will be
handled properly.

Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com>
Tested-by: Andrew Bowers <andrewx.bowers@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
drivers/net/ethernet/intel/ice/ice_main.c

index 2352b41..aa832d9 100644 (file)
@@ -2873,6 +2873,9 @@ ice_set_features(struct net_device *netdev, netdev_features_t features)
        struct ice_vsi *vsi = np->vsi;
        int ret = 0;
 
+       /* Multiple features can be changed in one call so keep features in
+        * separate if/else statements to guarantee each feature is checked
+        */
        if (features & NETIF_F_RXHASH && !(netdev->features & NETIF_F_RXHASH))
                ret = ice_vsi_manage_rss_lut(vsi, true);
        else if (!(features & NETIF_F_RXHASH) &&
@@ -2885,8 +2888,9 @@ ice_set_features(struct net_device *netdev, netdev_features_t features)
        else if (!(features & NETIF_F_HW_VLAN_CTAG_RX) &&
                 (netdev->features & NETIF_F_HW_VLAN_CTAG_RX))
                ret = ice_vsi_manage_vlan_stripping(vsi, false);
-       else if ((features & NETIF_F_HW_VLAN_CTAG_TX) &&
-                !(netdev->features & NETIF_F_HW_VLAN_CTAG_TX))
+
+       if ((features & NETIF_F_HW_VLAN_CTAG_TX) &&
+           !(netdev->features & NETIF_F_HW_VLAN_CTAG_TX))
                ret = ice_vsi_manage_vlan_insertion(vsi);
        else if (!(features & NETIF_F_HW_VLAN_CTAG_TX) &&
                 (netdev->features & NETIF_F_HW_VLAN_CTAG_TX))