diff options
Diffstat (limited to 'drivers/base/auxiliary.c')
| -rw-r--r-- | drivers/base/auxiliary.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/base/auxiliary.c b/drivers/base/auxiliary.c index 0c86f5bed9f4..9230c9472bb0 100644 --- a/drivers/base/auxiliary.c +++ b/drivers/base/auxiliary.c @@ -229,6 +229,8 @@ EXPORT_SYMBOL_GPL(auxiliary_find_device); int __auxiliary_driver_register(struct auxiliary_driver *auxdrv, struct module *owner, const char *modname) { + int ret; + if (WARN_ON(!auxdrv->probe) || WARN_ON(!auxdrv->id_table)) return -EINVAL; @@ -244,7 +246,11 @@ int __auxiliary_driver_register(struct auxiliary_driver *auxdrv, auxdrv->driver.bus = &auxiliary_bus_type; auxdrv->driver.mod_name = modname; - return driver_register(&auxdrv->driver); + ret = driver_register(&auxdrv->driver); + if (ret) + kfree(auxdrv->driver.name); + + return ret; } EXPORT_SYMBOL_GPL(__auxiliary_driver_register); |