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be2net: refactor adapter resource cleanup sequence into be_cleanup()

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Most of the resource cleanup sequences performed in be_suspend(),
be_eeh_err_detected() and be_err_detection_task() are same. Moved the
common code to a new routine be_cleanup() to avoid code duplication.

Signed-off-by: Kalesh AP <kalesh.purayil@emulex.com>
Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Kalesh AP 2015-02-23 04:20:15 -05:00 committed by David S. Miller
parent 484d76fd51
commit 87ac1a5296
1 changed files with 16 additions and 24 deletions
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40
drivers/net/ethernet/emulex/benet/be_main.c
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@ -4941,6 +4941,19 @@ static int be_func_init(struct be_adapter *adapter)
return 0; return 0;
} }
static void be_cleanup(struct be_adapter *adapter)
{
struct net_device *netdev = adapter->netdev;
rtnl_lock();
netif_device_detach(netdev);
if (netif_running(netdev))
be_close(netdev);
rtnl_unlock();
be_clear(adapter);
}
static int be_resume(struct be_adapter *adapter) static int be_resume(struct be_adapter *adapter)
{ {
struct net_device *netdev = adapter->netdev; struct net_device *netdev = adapter->netdev;
@ -4990,19 +5003,12 @@ static void be_err_detection_task(struct work_struct *work)
struct be_adapter *adapter = struct be_adapter *adapter =
container_of(work, struct be_adapter, container_of(work, struct be_adapter,
be_err_detection_work.work); be_err_detection_work.work);
struct net_device *netdev = adapter->netdev;
int status = 0; int status = 0;
be_detect_error(adapter); be_detect_error(adapter);
if (adapter->hw_error) { if (adapter->hw_error) {
rtnl_lock(); be_cleanup(adapter);
netif_device_detach(netdev);
if (netif_running(netdev))
be_close(netdev);
rtnl_unlock();
be_clear(adapter);
/* As of now error recovery support is in Lancer only */ /* As of now error recovery support is in Lancer only */
if (lancer_chip(adapter)) if (lancer_chip(adapter))
@ -5401,7 +5407,6 @@ static int be_probe(struct pci_dev *pdev, const struct pci_device_id *pdev_id)
static int be_suspend(struct pci_dev *pdev, pm_message_t state) static int be_suspend(struct pci_dev *pdev, pm_message_t state)
{ {
struct be_adapter *adapter = pci_get_drvdata(pdev); struct be_adapter *adapter = pci_get_drvdata(pdev);
struct net_device *netdev = adapter->netdev;
if (adapter->wol_en) if (adapter->wol_en)
be_setup_wol(adapter, true); be_setup_wol(adapter, true);
@ -5409,13 +5414,7 @@ static int be_suspend(struct pci_dev *pdev, pm_message_t state)
be_intr_set(adapter, false); be_intr_set(adapter, false);
be_cancel_err_detection(adapter); be_cancel_err_detection(adapter);
netif_device_detach(netdev); be_cleanup(adapter);
if (netif_running(netdev)) {
rtnl_lock();
be_close(netdev);
rtnl_unlock();
}
be_clear(adapter);
pci_save_state(pdev); pci_save_state(pdev);
pci_disable_device(pdev); pci_disable_device(pdev);
@ -5472,7 +5471,6 @@ static pci_ers_result_t be_eeh_err_detected(struct pci_dev *pdev,
pci_channel_state_t state) pci_channel_state_t state)
{ {
struct be_adapter *adapter = pci_get_drvdata(pdev); struct be_adapter *adapter = pci_get_drvdata(pdev);
struct net_device *netdev = adapter->netdev;
dev_err(&adapter->pdev->dev, "EEH error detected\n"); dev_err(&adapter->pdev->dev, "EEH error detected\n");
@ -5481,13 +5479,7 @@ static pci_ers_result_t be_eeh_err_detected(struct pci_dev *pdev,
be_cancel_err_detection(adapter); be_cancel_err_detection(adapter);
rtnl_lock(); be_cleanup(adapter);
netif_device_detach(netdev);
if (netif_running(netdev))
be_close(netdev);
rtnl_unlock();
be_clear(adapter);
} }
if (state == pci_channel_io_perm_failure) if (state == pci_channel_io_perm_failure)