[glib: 1/2] gsocketaddressenumerator: add nullable annotation to the result of `next`

[Sebastian Dröge <sdroege src gnome org>]

commit ac3fc84ff41ad1fbcad765d170f5d741813dc84e
Author: Matteo Biggio <biggio amazon com>
Date:   Tue May 31 11:19:07 2022 +0200

    gsocketaddressenumerator: add nullable annotation to the result of `next`
    
    The returned `SocketAddress` is going to be NULL when the stream of
    socket addresses is finished

 gio/gsocketaddressenumerator.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/gio/gsocketaddressenumerator.c b/gio/gsocketaddressenumerator.c
index 1cd2f0e550..2f6751848d 100644
--- a/gio/gsocketaddressenumerator.c
+++ b/gio/gsocketaddressenumerator.c
@@ -87,7 +87,7 @@ g_socket_address_enumerator_class_init (GSocketAddressEnumeratorClass *enumerato
  * internal errors (other than @cancellable being triggered) will be
  * ignored.
  *
- * Returns: (transfer full): a #GSocketAddress (owned by the caller), or %NULL on
+ * Returns: (transfer full) (nullable): a #GSocketAddress (owned by the caller), or %NULL on
  *     error (in which case *@error will be set) or if there are no
  *     more addresses.
  */
@@ -181,7 +181,7 @@ g_socket_address_enumerator_real_next_finish (GSocketAddressEnumerator  *enumera
  * g_socket_address_enumerator_next() for more information about
  * error handling.
  *
- * Returns: (transfer full): a #GSocketAddress (owned by the caller), or %NULL on
+ * Returns: (transfer full) (nullable): a #GSocketAddress (owned by the caller), or %NULL on
  *     error (in which case *@error will be set) or if there are no
  *     more addresses.
  */