Make sure that userspace does not retrieve stale asynchronous or

[linux-2.6] / drivers / pci / pci.c

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 1b34fc56067ed8ae0ba9b32f46679e13068bb86c..c62d2f04339714cbf5380aa68dbdddf4aaba46c0 100644 (file)
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -333,13 +333,17 @@ pci_power_t pci_choose_state(struct pci_dev *dev, pm_message_t state)
        if (platform_pci_choose_state) {
                ret = platform_pci_choose_state(dev, state);
                if (ret >= 0)
-                       state = ret;
+                       state.event = ret;
        }
-       switch (state) {
-       case 0: return PCI_D0;
-       case 3: return PCI_D3hot;
+
+       switch (state.event) {
+       case PM_EVENT_ON:
+               return PCI_D0;
+       case PM_EVENT_FREEZE:
+       case PM_EVENT_SUSPEND:
+               return PCI_D3hot;
        default:
-               printk("They asked me for state %d\n", state);
+               printk("They asked me for state %d\n", state.event);
                BUG();
        }
        return PCI_D0;