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-rw-r--r--net/core/dev.c14
1 files changed, 6 insertions, 8 deletions
diff --git a/net/core/dev.c b/net/core/dev.c
index 560dafd83adf..a3d8d44cb7f4 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -2481,10 +2481,10 @@ static int dev_gso_segment(struct sk_buff *skb, netdev_features_t features)
}
static netdev_features_t harmonize_features(struct sk_buff *skb,
- __be16 protocol, netdev_features_t features)
+ netdev_features_t features)
{
if (skb->ip_summed != CHECKSUM_NONE &&
- !can_checksum_protocol(features, protocol)) {
+ !can_checksum_protocol(features, skb_network_protocol(skb))) {
features &= ~NETIF_F_ALL_CSUM;
} else if (illegal_highdma(skb->dev, skb)) {
features &= ~NETIF_F_SG;
@@ -2505,20 +2505,18 @@ netdev_features_t netif_skb_features(struct sk_buff *skb)
struct vlan_ethhdr *veh = (struct vlan_ethhdr *)skb->data;
protocol = veh->h_vlan_encapsulated_proto;
} else if (!vlan_tx_tag_present(skb)) {
- return harmonize_features(skb, protocol, features);
+ return harmonize_features(skb, features);
}
features &= (skb->dev->vlan_features | NETIF_F_HW_VLAN_CTAG_TX |
NETIF_F_HW_VLAN_STAG_TX);
- if (protocol != htons(ETH_P_8021Q) && protocol != htons(ETH_P_8021AD)) {
- return harmonize_features(skb, protocol, features);
- } else {
+ if (protocol == htons(ETH_P_8021Q) || protocol == htons(ETH_P_8021AD))
features &= NETIF_F_SG | NETIF_F_HIGHDMA | NETIF_F_FRAGLIST |
NETIF_F_GEN_CSUM | NETIF_F_HW_VLAN_CTAG_TX |
NETIF_F_HW_VLAN_STAG_TX;
- return harmonize_features(skb, protocol, features);
- }
+
+ return harmonize_features(skb, features);
}
EXPORT_SYMBOL(netif_skb_features);

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