diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
index ca44115..e8a1977 100644
--- a/drivers/pci/pcie/aspm.c
+++ b/drivers/pci/pcie/aspm.c
@@ -556,6 +556,9 @@
 	struct pcie_link_state *link;
 	int blacklist = !!pcie_aspm_sanity_check(pdev);
 
+	if (!aspm_support_enabled)
+		return;
+
 	if (!pci_is_pcie(pdev) || pdev->link_state)
 		return;
 	if (pci_pcie_type(pdev) != PCI_EXP_TYPE_ROOT_PORT &&