1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
index 84eedc965688..5598b4714f77 100644
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -53,7 +53,9 @@ pci_update_resource(struct pci_dev *dev, struct resource *res, int resno)
         if (resno < 6) {
                 reg = PCI_BASE_ADDRESS_0 + 4 * resno;
         } else if (resno == PCI_ROM_RESOURCE) {
-                new |= res->flags & IORESOURCE_ROM_ENABLE;
+                if (!(res->flags & IORESOURCE_ROM_ENABLE))
+                        return;
+                new |= PCI_ROM_ADDRESS_ENABLE;
                 reg = dev->rom_base_reg;
         } else {
                 /* Hmm, non-standard resource. */