summaryrefslogtreecommitdiffstats
path: root/net/dsa
diff options
context:
space:
mode:
authorFlorian Fainelli <f.fainelli@gmail.com>2020-10-01 19:42:14 -0700
committerDavid S. Miller <davem@davemloft.net>2020-10-02 13:36:07 -0700
commita348292b63156290e72e2df2f724833607d1e403 (patch)
tree362508b6b5469f9d3b6731c3645956dc12f9a245 /net/dsa
parent1c5ad5a940387ce03bc6b6ce497e3523963292bd (diff)
downloadlinux-a348292b63156290e72e2df2f724833607d1e403.tar.bz2
net: dsa: Obtain VLAN protocol from skb->protocol
Now that dsa_untag_bridge_pvid() is called after eth_type_trans() we are guaranteed that skb->protocol will be set to a correct value, thus allowing us to avoid calling vlan_eth_hdr(). Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Reviewed-by: Vladimir Oltean <vladimir.oltean@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dsa')
-rw-r--r--net/dsa/dsa_priv.h3
1 files changed, 1 insertions, 2 deletions
diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h
index 0348dbab4131..d6ce8c2a2590 100644
--- a/net/dsa/dsa_priv.h
+++ b/net/dsa/dsa_priv.h
@@ -201,7 +201,6 @@ dsa_slave_to_master(const struct net_device *dev)
static inline struct sk_buff *dsa_untag_bridge_pvid(struct sk_buff *skb)
{
struct dsa_port *dp = dsa_slave_to_port(skb->dev);
- struct vlan_ethhdr *hdr = vlan_eth_hdr(skb);
struct net_device *br = dp->bridge_dev;
struct net_device *dev = skb->dev;
struct net_device *upper_dev;
@@ -217,7 +216,7 @@ static inline struct sk_buff *dsa_untag_bridge_pvid(struct sk_buff *skb)
return skb;
/* Move VLAN tag from data to hwaccel */
- if (!skb_vlan_tag_present(skb) && hdr->h_vlan_proto == htons(proto)) {
+ if (!skb_vlan_tag_present(skb) && skb->protocol == htons(proto)) {
skb = skb_vlan_untag(skb);
if (!skb)
return NULL;