qlcnic: fix pci resource leak

pci_get_domain_bus_and_slot: caller must decrement the
reference count by calling pci_dev_put().

Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 6 insertions, 1 deletions

diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c
index 8d2d62ff1a3..f1f7acfbf41 100644
--- a/drivers/net/qlcnic/qlcnic_main.c
+++ b/drivers/net/qlcnic/qlcnic_main.c
@@ -2695,9 +2695,14 @@ static int qlcnic_is_first_func(struct pci_dev *pdev)
                 oth_pdev = pci_get_domain_bus_and_slot(pci_domain_nr
                         (pdev->bus), pdev->bus->number,
                         PCI_DEVFN(PCI_SLOT(pdev->devfn), val));
+                if (!oth_pdev)
+                        continue;
 
-                if (oth_pdev && (oth_pdev->current_state != PCI_D3cold))
+                if (oth_pdev->current_state != PCI_D3cold) {
+                        pci_dev_put(oth_pdev);
                         return 0;
+                }
+                pci_dev_put(oth_pdev);
         }
         return 1;
 }