2646 	struct ifconf ifc;  in dev_ifconf()  local
2656 	memset(&ifc, 0, sizeof(ifc));  in dev_ifconf()
2659 		ifc.ifc_len = 0;  in dev_ifconf()
2660 		ifc.ifc_req = NULL;  in dev_ifconf()
2666 		ifc.ifc_len = len;  in dev_ifconf()
2667 		ifr = ifc.ifc_req = (void __user *)(uifc + 1);  in dev_ifconf()
2676 	if (copy_to_user(uifc, &ifc, sizeof(struct ifconf)))  in dev_ifconf()
2683 	if (copy_from_user(&ifc, uifc, sizeof(struct ifconf)))  in dev_ifconf()
2686 	ifr = ifc.ifc_req;  in dev_ifconf()
2689 	     i + sizeof(struct compat_ifreq) <= ifc32.ifc_len && j < ifc.ifc_len;  in dev_ifconf()
2701 		i = ifc.ifc_len;  in dev_ifconf()