diff --git a/drivers/base/core.c b/drivers/base/core.c
index 422cfcad486d3eab10b79318caaed63997b93a24..ee0a51a3a41d876451395b0f2a93b6a06a430394 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -762,6 +762,7 @@ static void device_remove_class_symlinks(struct device *dev)
 /**
  * dev_set_name - set a device name
  * @dev: device
+ * @fmt: format string for the device's name
  */
 int dev_set_name(struct device *dev, const char *fmt, ...)
 {