diff options
Diffstat (limited to 'drivers/net/ethernet/freescale/fec_main.c')
| -rw-r--r-- | drivers/net/ethernet/freescale/fec_main.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/net/ethernet/freescale/fec_main.c b/drivers/net/ethernet/freescale/fec_main.c index 160c1b3525f5..42ec6ca3bf03 100644 --- a/drivers/net/ethernet/freescale/fec_main.c +++ b/drivers/net/ethernet/freescale/fec_main.c @@ -3798,7 +3798,8 @@ static int fec_enet_txq_xmit_frame(struct fec_enet_private *fep, entries_free = fec_enet_get_free_txdesc_num(txq); if (entries_free < MAX_SKB_FRAGS + 1) { netdev_err(fep->netdev, "NOT enough BD for SG!\n"); - return NETDEV_TX_OK; + xdp_return_frame(frame); + return NETDEV_TX_BUSY; } /* Fill in a Tx ring entry */ @@ -3856,6 +3857,7 @@ static int fec_enet_xdp_xmit(struct net_device *dev, struct fec_enet_private *fep = netdev_priv(dev); struct fec_enet_priv_tx_q *txq; int cpu = smp_processor_id(); + unsigned int sent_frames = 0; struct netdev_queue *nq; unsigned int queue; int i; @@ -3866,8 +3868,11 @@ static int fec_enet_xdp_xmit(struct net_device *dev, __netif_tx_lock(nq, cpu); - for (i = 0; i < num_frames; i++) - fec_enet_txq_xmit_frame(fep, txq, frames[i]); + for (i = 0; i < num_frames; i++) { + if (fec_enet_txq_xmit_frame(fep, txq, frames[i]) != 0) + break; + sent_frames++; + } /* Make sure the update to bdp and tx_skbuff are performed. */ wmb(); @@ -3877,7 +3882,7 @@ static int fec_enet_xdp_xmit(struct net_device *dev, __netif_tx_unlock(nq); - return num_frames; + return sent_frames; } static const struct net_device_ops fec_netdev_ops = { |