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authorMichał Mirosław <mirq-linux@rere.qmqm.pl>2018-11-07 17:50:52 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2018-11-23 08:17:02 +0100
commita6870825d555110115981e0d0a603dbe1c34cc8c (patch)
tree51414cf3cf62648cbc02e2cf699794c4bbccadcf
parentad6dfbd1b567c8cf6b304fb0a6e7a2bc0599f75e (diff)
ibmvnic: fix accelerated VLAN handling
[ Upstream commit e84b47941e15e6666afb8ee8b21d1c3fc1a013af ] Don't request tag insertion when it isn't present in outgoing skb. Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--drivers/net/ethernet/ibm/ibmvnic.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index 699ef942b615..7661064c815b 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -1545,7 +1545,7 @@ static int ibmvnic_xmit(struct sk_buff *skb, struct net_device *netdev)
tx_crq.v1.sge_len = cpu_to_be32(skb->len);
tx_crq.v1.ioba = cpu_to_be64(data_dma_addr);
- if (adapter->vlan_header_insertion) {
+ if (adapter->vlan_header_insertion && skb_vlan_tag_present(skb)) {
tx_crq.v1.flags2 |= IBMVNIC_TX_VLAN_INSERT;
tx_crq.v1.vlan_id = cpu_to_be16(skb->vlan_tci);
}