vlan: propagate gso_max_segs

vlan drivers lack proper propagation of gso_max_segs from
lower device.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2 files changed, 2 insertions, 0 deletions

diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 69929c05c843..a1e273af6fc8 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -311,6 +311,7 @@ static void vlan_transfer_features(struct net_device *dev,
         struct vlan_dev_priv *vlan = vlan_dev_priv(vlandev);
 
         vlandev->gso_max_size = dev->gso_max_size;
+        vlandev->gso_max_segs = dev->gso_max_segs;
 
         if (vlan_hw_offload_capable(dev->features, vlan->vlan_proto))
                 vlandev->hard_header_len = dev->hard_header_len;
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index e416a4038a12..e7e62570bdb8 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -551,6 +551,7 @@ static int vlan_dev_init(struct net_device *dev)
         dev->features |= real_dev->vlan_features | NETIF_F_LLTX |
                          NETIF_F_GSO_SOFTWARE;
         dev->gso_max_size = real_dev->gso_max_size;
+        dev->gso_max_segs = real_dev->gso_max_segs;
         if (dev->features & NETIF_F_VLAN_FEATURES)
                 netdev_warn(real_dev, "VLAN features are set incorrectly.  Q-in-Q configurations may not work correctly.\n");