提交 50985b5f 编写于 作者: M Mark Rustad 提交者: Jeff Kirsher

ixgbevf: Minor cleanups

Make some minor cleanups, such as simplifying return paths, deleting
unneeded initializations, return values more directly and so forth.
Signed-off-by: NMark Rustad <mark.d.rustad@intel.com>
Tested-by: NDarin Miller <darin.j.miller@intel.com>
Signed-off-by: NJeff Kirsher <jeffrey.t.kirsher@intel.com>
上级 40a13e24
......@@ -1334,7 +1334,6 @@ static int ixgbevf_map_rings_to_vectors(struct ixgbevf_adapter *adapter)
int txr_remaining = adapter->num_tx_queues;
int i, j;
int rqpv, tqpv;
int err = 0;
q_vectors = adapter->num_msix_vectors - NON_Q_VECTORS;
......@@ -1347,7 +1346,7 @@ static int ixgbevf_map_rings_to_vectors(struct ixgbevf_adapter *adapter)
for (; txr_idx < txr_remaining; v_start++, txr_idx++)
map_vector_to_txq(adapter, v_start, txr_idx);
goto out;
return 0;
}
/* If we don't have enough vectors for a 1-to-1
......@@ -1372,8 +1371,7 @@ static int ixgbevf_map_rings_to_vectors(struct ixgbevf_adapter *adapter)
}
}
out:
return err;
return 0;
}
/**
......@@ -1471,9 +1469,7 @@ static inline void ixgbevf_reset_q_vectors(struct ixgbevf_adapter *adapter)
**/
static int ixgbevf_request_irq(struct ixgbevf_adapter *adapter)
{
int err = 0;
err = ixgbevf_request_msix_irqs(adapter);
int err = ixgbevf_request_msix_irqs(adapter);
if (err)
hw_dbg(&adapter->hw, "request_irq failed, Error %d\n", err);
......@@ -1832,7 +1828,7 @@ static int ixgbevf_vlan_rx_kill_vid(struct net_device *netdev,
{
struct ixgbevf_adapter *adapter = netdev_priv(netdev);
struct ixgbe_hw *hw = &adapter->hw;
int err = -EOPNOTSUPP;
int err;
spin_lock_bh(&adapter->mbx_lock);
......@@ -2048,7 +2044,7 @@ static void ixgbevf_negotiate_api(struct ixgbevf_adapter *adapter)
ixgbe_mbox_api_11,
ixgbe_mbox_api_10,
ixgbe_mbox_api_unknown };
int err = 0, idx = 0;
int err, idx = 0;
spin_lock_bh(&adapter->mbx_lock);
......@@ -2421,7 +2417,7 @@ static int ixgbevf_alloc_queues(struct ixgbevf_adapter *adapter)
static int ixgbevf_set_interrupt_capability(struct ixgbevf_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
int err = 0;
int err;
int vector, v_budget;
/* It's easy to be greedy for MSI-X vectors, but it really
......@@ -2439,26 +2435,21 @@ static int ixgbevf_set_interrupt_capability(struct ixgbevf_adapter *adapter)
*/
adapter->msix_entries = kcalloc(v_budget,
sizeof(struct msix_entry), GFP_KERNEL);
if (!adapter->msix_entries) {
err = -ENOMEM;
goto out;
}
if (!adapter->msix_entries)
return -ENOMEM;
for (vector = 0; vector < v_budget; vector++)
adapter->msix_entries[vector].entry = vector;
err = ixgbevf_acquire_msix_vectors(adapter, v_budget);
if (err)
goto out;
return err;
err = netif_set_real_num_tx_queues(netdev, adapter->num_tx_queues);
if (err)
goto out;
err = netif_set_real_num_rx_queues(netdev, adapter->num_rx_queues);
return err;
out:
return err;
return netif_set_real_num_rx_queues(netdev, adapter->num_rx_queues);
}
/**
......@@ -4246,8 +4237,6 @@ static struct pci_driver ixgbevf_driver = {
**/
static int __init ixgbevf_init_module(void)
{
int ret;
pr_info("%s - version %s\n", ixgbevf_driver_string,
ixgbevf_driver_version);
......@@ -4258,8 +4247,7 @@ static int __init ixgbevf_init_module(void)
return -ENOMEM;
}
ret = pci_register_driver(&ixgbevf_driver);
return ret;
return pci_register_driver(&ixgbevf_driver);
}
module_init(ixgbevf_init_module);
......
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