diff --git a/drivers/base/driver.c b/drivers/base/driver.c
index 4acc4cf..1fd8905 100644
--- a/drivers/base/driver.c
+++ b/drivers/base/driver.c
@@ -177,7 +177,7 @@
 		new_device->id = get_free_deviceid(new_device->name);
 	} else {
 		if (get_device_by_name_id(new_device->name, new_device->id)) {
-			eprintf("register_device: already registered %s\n",
+			pr_err("register_device: already registered %s\n",
 				dev_name(new_device));
 			return -EINVAL;
 		}