diff --git a/lib/digsig.c b/lib/digsig.c
index 8793aeda30ca36a72106d3649b62456f00cc7c56..ae05ea393fc8c10f5cd25f88a9c39e3d3f866680 100644
--- a/lib/digsig.c
+++ b/lib/digsig.c
@@ -175,10 +175,11 @@ static int digsig_verify_rsa(struct key *key,
  * digsig_verify() - digital signature verification with public key
  * @keyring:	keyring to search key in
  * @sig:	digital signature
- * @sigen:	length of the signature
+ * @siglen:	length of the signature
  * @data:	data
  * @datalen:	length of the data
- * @return:	0 on success, -EINVAL otherwise
+ *
+ * Returns 0 on success, -EINVAL otherwise
  *
  * Verifies data integrity against digital signature.
  * Currently only RSA is supported.