qlcnic: Return proper error codes from probe failure paths

Fix error paths in probe to assign proper error codes to probe return value.

Signed-off-by: Sony Chacko <sony.chacko@qlogic.com>
Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
index 8fb836d..9a7519f 100644 (file)
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_main.c
@@ -2016,8 +2016,10 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
        pci_enable_pcie_error_reporting(pdev);
 
        ahw = kzalloc(sizeof(struct qlcnic_hardware_context), GFP_KERNEL);
-       if (!ahw)
+       if (!ahw) {
+               err = -ENOMEM;
                goto err_out_free_res;
+       }
 
        switch (ent->device) {
        case PCI_DEVICE_ID_QLOGIC_QLE824X:
@@ -2053,6 +2055,7 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
        adapter->qlcnic_wq = create_singlethread_workqueue("qlcnic");
        if (adapter->qlcnic_wq == NULL) {
+               err = -ENOMEM;
                dev_err(&pdev->dev, "Failed to create workqueue\n");
                goto err_out_free_netdev;
        }
@@ -2133,6 +2136,10 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
                        goto err_out_disable_msi;
        }
 
+       err = qlcnic_get_act_pci_func(adapter);
+       if (err)
+               goto err_out_disable_mbx_intr;
+
        err = qlcnic_setup_netdev(adapter, netdev, pci_using_dac);
        if (err)
                goto err_out_disable_mbx_intr;
@@ -2162,9 +2169,6 @@ qlcnic_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
                break;
        }
 
-       if (qlcnic_get_act_pci_func(adapter))
-               goto err_out_disable_mbx_intr;
-
        if (adapter->drv_mac_learn)
                qlcnic_alloc_lb_filters_mem(adapter);