Add comment on apparent type mismatch
Signed-off-by: Manuel Pégourié-Gonnard <manuel.pegourie-gonnard@arm.com>
diff --git a/programs/x509/cert_req.c b/programs/x509/cert_req.c
index 97b2ccc..cefdf17 100644
--- a/programs/x509/cert_req.c
+++ b/programs/x509/cert_req.c
@@ -276,7 +276,10 @@
/* Work around an API mismatch between string_to_names() and
* mbedtls_x509_subject_alternative_name, which holds an
* actual mbedtls_x509_name while a pointer to one would be
- * more convenient here. */
+ * more convenient here. (Note mbedtls_x509_name and
+ * mbedtls_asn1_named_data are synonymous, again
+ * string_to_names() uses one while
+ * cur->node.san.directory_name is nominally the other.) */
mbedtls_asn1_named_data *tmp_san_dirname = NULL;
if ((ret = mbedtls_x509_string_to_names(&tmp_san_dirname,
subtype_value)) != 0) {