diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index 4d03b9798e25ea6397b69750d498824cfb487291..3e565e12f3974030148da02db8b6770034bf44ae 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -442,8 +442,7 @@ int hwrng_register(struct hwrng *rng)
 	int err = -EINVAL;
 	struct hwrng *old_rng, *tmp;
 
-	if (rng->name == NULL ||
-	    (rng->data_read == NULL && rng->read == NULL))
+	if (!rng->name || (!rng->data_read && !rng->read))
 		goto out;
 
 	mutex_lock(&rng_mutex);