pnv_pci_ioda_configure_bus() should now only ever be called when a device is
added to the bus so add a WARN_ON() to the empty bus check. Similarly,
pnv_pci_ioda_setup_bus_PE() should only ever be called for an unconfigured PE,
so add a WARN_ON() for that case too.
Signed-off-by: Oliver O'Halloran <oohall@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20200417073508.30356-5-oohall@gmail.com
* We should reuse it instead of allocating a new one.
*/
pe_num = phb->ioda.pe_rmap[bus->number << 8];
- if (pe_num != IODA_INVALID_PE) {
+ if (WARN_ON(pe_num != IODA_INVALID_PE)) {
pe = &phb->ioda.pe_array[pe_num];
return NULL;
}
dev_info(&bus->dev, "Configuring PE for bus\n");
/* Don't assign PE to PCI bus, which doesn't have subordinate devices */
- if (list_empty(&bus->devices))
+ if (WARN_ON(list_empty(&bus->devices)))
return;
/* Reserve PEs according to used M64 resources */