SCI_NPORTS
static struct sci_port sci_ports[SCI_NPORTS];
if (co->index < 0 || co->index >= SCI_NPORTS)
.nr = SCI_NPORTS,
if (unlikely(index >= SCI_NPORTS)) {
index+1, SCI_NPORTS);
BUILD_BUG_ON(SCI_NPORTS > sizeof(sci_ports_in_use) * 8);