diff options
author | Manish Chopra <manish.chopra@qlogic.com> | 2016-04-20 03:03:29 -0400 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2016-04-21 14:51:29 -0400 |
commit | ee2fa8e6b317ef756a3dfc2dae35891c025e32c9 (patch) | |
tree | 37639406ac98e254711a691e95740b73effc0bcb | |
parent | aad94c0408780c9f2e168f91ded861dd3877f7d9 (diff) |
qede: Fix single MTU sized packet from firmware GRO flow
In firmware assisted GRO flow there could be a single MTU sized
segment arriving due to firmware aggregation timeout/last segment
in an aggregation flow, which is not expected to be an actual gro
packet. So If a skb has zero frags from the GRO flow then simply
push it in the stack as non gso skb.
Signed-off-by: Manish Chopra <manish.chopra@qlogic.com>
Signed-off-by: Yuval Mintz <yuval.mintz@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | drivers/net/ethernet/qlogic/qede/qede_main.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/drivers/net/ethernet/qlogic/qede/qede_main.c b/drivers/net/ethernet/qlogic/qede/qede_main.c index bf0fb99874c6..7869465435fa 100644 --- a/drivers/net/ethernet/qlogic/qede/qede_main.c +++ b/drivers/net/ethernet/qlogic/qede/qede_main.c @@ -1069,6 +1069,17 @@ static void qede_gro_receive(struct qede_dev *edev, struct sk_buff *skb, u16 vlan_tag) { + /* FW can send a single MTU sized packet from gro flow + * due to aggregation timeout/last segment etc. which + * is not expected to be a gro packet. If a skb has zero + * frags then simply push it in the stack as non gso skb. + */ + if (unlikely(!skb->data_len)) { + skb_shinfo(skb)->gso_type = 0; + skb_shinfo(skb)->gso_size = 0; + goto send_skb; + } + #ifdef CONFIG_INET if (skb_shinfo(skb)->gso_size) { skb_set_network_header(skb, 0); @@ -1087,6 +1098,8 @@ static void qede_gro_receive(struct qede_dev *edev, } } #endif + +send_skb: skb_record_rx_queue(skb, fp->rss_id); qede_skb_receive(edev, fp, skb, vlan_tag); } |