diff --git a/drivers/firmware/arm_scmi/bus.c b/drivers/firmware/arm_scmi/bus.c index 1377ec76a45d..def8a84d1611 100644 --- a/drivers/firmware/arm_scmi/bus.c +++ b/drivers/firmware/arm_scmi/bus.c @@ -113,6 +113,9 @@ int scmi_driver_register(struct scmi_driver *driver, struct module *owner, { int retval; + if (!driver->probe) + return -EINVAL; + driver->driver.bus = &scmi_bus_type; driver->driver.name = driver->name; driver->driver.owner = owner;