1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 904bd6bf3199..d13760dc27f8 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -5020,6 +5020,9 @@ static void __e1000e_disable_aspm(struct pci_dev *pdev, u16 state)
         reg16 &= ~state;
         pci_write_config_word(pdev, pos + PCI_EXP_LNKCTL, reg16);
 
+        if (!pdev->bus->self)
+                return;
+
         pos = pci_pcie_cap(pdev->bus->self);
         pci_read_config_word(pdev->bus->self, pos + PCI_EXP_LNKCTL, &reg16);
         reg16 &= ~state;