PCI_CAP_ID_INVALID
if (likely(map[pos + i] == PCI_CAP_ID_INVALID))
if (likely(map[epos + i] == PCI_CAP_ID_INVALID))
memset(map + PCI_STD_HEADER_SIZEOF, PCI_CAP_ID_INVALID,
if (cap_id == PCI_CAP_ID_INVALID) {