PCI: check saved state before restore

[deliverable/linux.git] / drivers / pci / pci.c

diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index dbd0f947f49728a3849f7e96b03a2de1f2ae180f..7b70312181d78a28cdfba11639c673626ee8eed6 100644 (file)
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -846,6 +846,8 @@ pci_restore_state(struct pci_dev *dev)
        int i;
        u32 val;
 
+       if (!dev->state_saved)
+               return 0;
        /* PCI Express register must be restored first */
        pci_restore_pcie_state(dev);