From d40d00b1c24d4ecf23b24cb8e16027839bb24a59 Mon Sep 17 00:00:00 2001 From: Neerav Parikh Date: Tue, 24 Feb 2015 06:58:40 +0000 Subject: [PATCH] i40e: Skip the priority tagging if DCB is not enabled If DCB is not enabled priority tagging is not needed so skip over that section. Change-ID: Ia3f3fa07945b421259a9ca38329d6d1cbd6c6bcc Signed-off-by: Neerav Parikh Signed-off-by: Jeff Kirsher --- drivers/net/ethernet/intel/i40e/i40e_txrx.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/net/ethernet/intel/i40e/i40e_txrx.c b/drivers/net/ethernet/intel/i40e/i40e_txrx.c index f8c863bfa6f7..352dafe0444d 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_txrx.c +++ b/drivers/net/ethernet/intel/i40e/i40e_txrx.c @@ -2043,6 +2043,9 @@ static int i40e_tx_prepare_vlan_flags(struct sk_buff *skb, tx_flags |= I40E_TX_FLAGS_SW_VLAN; } + if (!(tx_ring->vsi->back->flags & I40E_FLAG_DCB_ENABLED)) + goto out; + /* Insert 802.1p priority into VLAN header */ if ((tx_flags & (I40E_TX_FLAGS_HW_VLAN | I40E_TX_FLAGS_SW_VLAN)) || (skb->priority != TC_PRIO_CONTROL)) { @@ -2063,6 +2066,8 @@ static int i40e_tx_prepare_vlan_flags(struct sk_buff *skb, tx_flags |= I40E_TX_FLAGS_HW_VLAN; } } + +out: *flags = tx_flags; return 0; } -- 2.39.5