bus: require to implement device finding

Signed-off-by: Jan Blunck <jblunck@infradead.org>

diff --git a/lib/librte_eal/common/eal_common_bus.c b/lib/librte_eal/common/eal_common_bus.c
index 3094daa..e04ab4f 100644 (file)
--- a/lib/librte_eal/common/eal_common_bus.c
+++ b/lib/librte_eal/common/eal_common_bus.c
@@ -50,6 +50,7 @@ rte_bus_register(struct rte_bus *bus)
        /* A bus should mandatorily have the scan implemented */
        RTE_VERIFY(bus->scan);
        RTE_VERIFY(bus->probe);
+       RTE_VERIFY(bus->find_device);
 
        TAILQ_INSERT_TAIL(&rte_bus_list, bus, next);
        RTE_LOG(DEBUG, EAL, "Registered [%s] bus.\n", bus->name);