diff --git a/drivers/net/ethernet/intel/igb/igb_main.c b/drivers/net/ethernet/intel/igb/igb_main.c index 4a25b8fa908453c625898477a048727aa2e4509a..e7b1027234819b34925d65210f7b296968fc3293 100644 --- a/drivers/net/ethernet/intel/igb/igb_main.c +++ b/drivers/net/ethernet/intel/igb/igb_main.c @@ -948,7 +948,7 @@ static void igb_clear_interrupt_scheme(struct igb_adapter *adapter) * Attempt to configure interrupts using the best available * capabilities of the hardware and kernel. **/ -static int igb_set_interrupt_capability(struct igb_adapter *adapter) +static void igb_set_interrupt_capability(struct igb_adapter *adapter) { int err; int numvecs, i; @@ -985,7 +985,7 @@ static int igb_set_interrupt_capability(struct igb_adapter *adapter) adapter->msix_entries, numvecs); if (err == 0) - goto out; + return; igb_reset_interrupt_capability(adapter); @@ -1015,14 +1015,6 @@ static int igb_set_interrupt_capability(struct igb_adapter *adapter) adapter->num_q_vectors = 1; if (!pci_enable_msi(adapter->pdev)) adapter->flags |= IGB_FLAG_HAS_MSI; -out: - /* Notify the stack of the (possibly) reduced queue counts. */ - rtnl_lock(); - netif_set_real_num_tx_queues(adapter->netdev, adapter->num_tx_queues); - err = netif_set_real_num_rx_queues(adapter->netdev, - adapter->num_rx_queues); - rtnl_unlock(); - return err; } static void igb_add_ring(struct igb_ring *ring, @@ -1212,9 +1204,7 @@ static int igb_init_interrupt_scheme(struct igb_adapter *adapter) struct pci_dev *pdev = adapter->pdev; int err; - err = igb_set_interrupt_capability(adapter); - if (err) - return err; + igb_set_interrupt_capability(adapter); err = igb_alloc_q_vectors(adapter); if (err) { @@ -2543,6 +2533,17 @@ static int __igb_open(struct net_device *netdev, bool resuming) if (err) goto err_req_irq; + /* Notify the stack of the actual queue counts. */ + err = netif_set_real_num_tx_queues(adapter->netdev, + adapter->num_tx_queues); + if (err) + goto err_set_queues; + + err = netif_set_real_num_rx_queues(adapter->netdev, + adapter->num_rx_queues); + if (err) + goto err_set_queues; + /* From here on the code is the same as igb_up() */ clear_bit(__IGB_DOWN, &adapter->state); @@ -2572,6 +2573,8 @@ static int __igb_open(struct net_device *netdev, bool resuming) return 0; +err_set_queues: + igb_free_irq(adapter); err_req_irq: igb_release_hw_control(adapter); igb_power_down_link(adapter); @@ -6841,7 +6844,9 @@ static int igb_resume(struct device *dev) wr32(E1000_WUS, ~0); if (netdev->flags & IFF_UP) { + rtnl_lock(); err = __igb_open(netdev, true); + rtnl_unlock(); if (err) return err; }