diff --git a/drivers/pwm/sysfs.c b/drivers/pwm/sysfs.c
index 83f2b0b15712bf5745a0dc3a231c5ed0a817fdcd..7c71cdb8a9d8f92102b5875d120b83a3364fb6d0 100644
--- a/drivers/pwm/sysfs.c
+++ b/drivers/pwm/sysfs.c
@@ -273,7 +273,8 @@ static int pwm_export_child(struct device *parent, struct pwm_device *pwm)
 	ret = device_register(&export->child);
 	if (ret) {
 		clear_bit(PWMF_EXPORTED, &pwm->flags);
-		kfree(export);
+		put_device(&export->child);
+		export = NULL;
 		return ret;
 	}