e_vc_state(struct pci_dev *dev) {  int i;   for (i = 0; i < ARRAY_SIZE(vc_caps); i++) {   int pos;   struct pci_cap_saved_state *save_state;    pos = pci_find_ext_capability(dev, vc_caps[i].id);   save_state = pci_find_saved_ext_cap(dev, vc_caps[i].id);   if (!save_state