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[PATCHv2-net-3.8,1/3] ixgbe: fix gso type

Message ID e1e4fe6d356c2766cd6a962a3ef6439bfd94a985.1360236441.git.mst@redhat.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Michael S. Tsirkin Feb. 7, 2013, 1:13 p.m. UTC
ixgbe set gso_size but not gso_type. This leads to
crashes in macvtap.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
index 20a5af6..e1b2d22 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_main.c
@@ -1401,6 +1401,10 @@  static void ixgbe_set_rsc_gso_size(struct ixgbe_ring *ring,
 	/* set gso_size to avoid messing up TCP MSS */
 	skb_shinfo(skb)->gso_size = DIV_ROUND_UP((skb->len - hdr_len),
 						 IXGBE_CB(skb)->append_cnt);
+	if (skb->protocol == __constant_htons(ETH_P_IPV6))
+		skb_shinfo(skb)->gso_type = SKB_GSO_TCPV6;
+	else
+		skb_shinfo(skb)->gso_type = SKB_GSO_TCPV4;
 }
 
 static void ixgbe_update_rsc_stats(struct ixgbe_ring *rx_ring,
@@ -1435,6 +1439,8 @@  static void ixgbe_process_skb_fields(struct ixgbe_ring *rx_ring,
 {
 	struct net_device *dev = rx_ring->netdev;
 
+	skb->protocol = eth_type_trans(skb, dev);
+
 	ixgbe_update_rsc_stats(rx_ring, skb);
 
 	ixgbe_rx_hash(rx_ring, rx_desc, skb);
@@ -1450,8 +1456,6 @@  static void ixgbe_process_skb_fields(struct ixgbe_ring *rx_ring,
 	}
 
 	skb_record_rx_queue(skb, rx_ring->queue_index);
-
-	skb->protocol = eth_type_trans(skb, dev);
 }
 
 static void ixgbe_rx_skb(struct ixgbe_q_vector *q_vector,