sd-dhcp6-client: add comment about ia_na and ia_pd

diff --git a/src/libsystemd-network/dhcp6-lease-internal.h b/src/libsystemd-network/dhcp6-lease-internal.h
index 1fbaab96e95b54a2a813c7c984bc33c33ee9e1fa..1f10dccbbb0e46e71f78d26366b0ad4d516ad44b 100644 (file)
--- a/src/libsystemd-network/dhcp6-lease-internal.h
+++ b/src/libsystemd-network/dhcp6-lease-internal.h
@@ -28,8 +28,8 @@ struct sd_dhcp6_lease {
         usec_t lifetime_valid;
         struct in6_addr server_address;
 
-        DHCP6IA *ia_na;
-        DHCP6IA *ia_pd;
+        DHCP6IA *ia_na; /* Identity association non-temporary addresses */
+        DHCP6IA *ia_pd; /* Identity association prefix delegation */
 
         DHCP6Address *addr_iter;
         DHCP6Address *prefix_iter;