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vxlan: Inline vxlan_gso_check().

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Suggested-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Joe Stringer <joestringer@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Joe Stringer
2014-11-17 16:24:54 -08:00
committed by David S. Miller
parent feb91a02cc
commit 11bf7828a5
2 changed files with 17 additions and 20 deletions
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19
drivers/net/vxlan.c
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@@ -67,12 +67,6 @@
#define VXLAN_FLAGS 0x08000000 /* struct vxlanhdr.vx_flags required value. */
/* VXLAN protocol header */
struct vxlanhdr {
__be32 vx_flags;
__be32 vx_vni;
};
/* UDP port for VXLAN traffic.
* The IANA assigned port is 4789, but the Linux default is 8472
* for compatibility with early adopters.
@@ -1571,19 +1565,6 @@ static bool route_shortcircuit(struct net_device *dev, struct sk_buff *skb)
return false;
}
bool vxlan_gso_check(struct sk_buff *skb)
{
if ((skb_shinfo(skb)->gso_type & SKB_GSO_UDP_TUNNEL) &&
(skb->inner_protocol_type != ENCAP_TYPE_ETHER ||
skb->inner_protocol != htons(ETH_P_TEB) ||
(skb_inner_mac_header(skb) - skb_transport_header(skb) !=
sizeof(struct udphdr) + sizeof(struct vxlanhdr))))
return false;
return true;
}
EXPORT_SYMBOL_GPL(vxlan_gso_check);
#if IS_ENABLED(CONFIG_IPV6)
static int vxlan6_xmit_skb(struct vxlan_sock *vs,
struct dst_entry *dst, struct sk_buff *skb,