diff options
Diffstat (limited to 'drivers/net/ethernet/wangxun/txgbe/txgbe_ethtool.c')
| -rw-r--r-- | drivers/net/ethernet/wangxun/txgbe/txgbe_ethtool.c | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/net/ethernet/wangxun/txgbe/txgbe_ethtool.c b/drivers/net/ethernet/wangxun/txgbe/txgbe_ethtool.c index db675512c..31fde3fa7 100644 --- a/drivers/net/ethernet/wangxun/txgbe/txgbe_ethtool.c +++ b/drivers/net/ethernet/wangxun/txgbe/txgbe_ethtool.c @@ -19,7 +19,7 @@ static int txgbe_set_ringparam(struct net_device *netdev, struct wx *wx = netdev_priv(netdev); u32 new_rx_count, new_tx_count; struct wx_ring *temp_ring; - int i; + int i, err = 0; new_tx_count = clamp_t(u32, ring->tx_pending, WX_MIN_TXD, WX_MAX_TXD); new_tx_count = ALIGN(new_tx_count, WX_REQ_TX_DESCRIPTOR_MULTIPLE); @@ -31,6 +31,10 @@ static int txgbe_set_ringparam(struct net_device *netdev, new_rx_count == wx->rx_ring_count) return 0; + err = wx_set_state_reset(wx); + if (err) + return err; + if (!netif_running(wx->netdev)) { for (i = 0; i < wx->num_tx_queues; i++) wx->tx_ring[i]->count = new_tx_count; @@ -39,14 +43,16 @@ static int txgbe_set_ringparam(struct net_device *netdev, wx->tx_ring_count = new_tx_count; wx->rx_ring_count = new_rx_count; - return 0; + goto clear_reset; } /* allocate temporary buffer to store rings in */ i = max_t(int, wx->num_tx_queues, wx->num_rx_queues); temp_ring = kvmalloc_array(i, sizeof(struct wx_ring), GFP_KERNEL); - if (!temp_ring) - return -ENOMEM; + if (!temp_ring) { + err = -ENOMEM; + goto clear_reset; + } txgbe_down(wx); @@ -55,7 +61,9 @@ static int txgbe_set_ringparam(struct net_device *netdev, txgbe_up(wx); - return 0; +clear_reset: + clear_bit(WX_STATE_RESETTING, wx->state); + return err; } static int txgbe_set_channels(struct net_device *dev, |