netdev - [PATCH net-next v2 08/12] gtp: set dev features to enable GSO

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Message-Id: <20201211122612.869225-9-jonas@norrbonn.se>
Date:   Fri, 11 Dec 2020 13:26:08 +0100
From:   Jonas Bonn <jonas@...rbonn.se>
To:     netdev@...r.kernel.org
Cc:     pablo@...filter.org, laforge@...monks.org,
        Jonas Bonn <jonas@...rbonn.se>
Subject: [PATCH net-next v2 08/12] gtp: set dev features to enable GSO

Signed-off-by: Jonas Bonn <jonas@...rbonn.se>
---
 drivers/net/gtp.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/drivers/net/gtp.c b/drivers/net/gtp.c
index 236ebbcb37bf..7bbeec173113 100644
--- a/drivers/net/gtp.c
+++ b/drivers/net/gtp.c
@@ -536,7 +536,11 @@ static int gtp_xmit_ip4(struct sk_buff *skb, struct net_device *dev)
 	if (unlikely(r))
 		goto err_rt;
 
-	skb_reset_inner_headers(skb);
+	r = udp_tunnel_handle_offloads(skb, true);
+	if (unlikely(r))
+		goto err_rt;
+
+	skb_set_inner_protocol(skb, skb->protocol);
 
 	gtp_push_header(skb, pctx, &port);
 
@@ -618,6 +622,8 @@ static void gtp_link_setup(struct net_device *dev)
 
 	dev->priv_flags	|= IFF_NO_QUEUE;
 	dev->features	|= NETIF_F_LLTX;
+	dev->hw_features |= NETIF_F_SG | NETIF_F_GSO_SOFTWARE | NETIF_F_HW_CSUM;
+	dev->features	|= NETIF_F_SG | NETIF_F_GSO_SOFTWARE | NETIF_F_HW_CSUM;
 	netif_keep_dst(dev);
 
 	dev->needed_headroom	= LL_MAX_HEADER + max_gtp_header_len;
-- 
2.27.0