Support link info types with no payload

diff --git a/lib/route/link.c b/lib/route/link.c
index 9dfa5e1b6499ee997f849cb7fbb8e33170230dd4..cb92f1914ff93bd5427672ad0693d9f874d69585 100644 (file)
--- a/lib/route/link.c
+++ b/lib/route/link.c
@@ -593,15 +593,16 @@ static int link_msg_parser(struct nl_cache_ops *ops, struct sockaddr_nl *who,
                if (err < 0)
                        goto errout;
 
-               if (li[IFLA_INFO_KIND] &&
-                   (li[IFLA_INFO_DATA] || li[IFLA_INFO_XSTATS])) {
+               if (li[IFLA_INFO_KIND]) {
                        struct rtnl_link_info_ops *ops;
                        char *kind;
 
                        kind = nla_get_string(li[IFLA_INFO_KIND]);
                        ops = rtnl_link_info_ops_lookup(kind);
-                       if (ops && ops->io_parse) {
-                               link->l_info_ops = ops;
+                       link->l_info_ops = ops;
+                       
+                       if (ops && ops->io_parse &&
+                           (li[IFLA_INFO_DATA] || li[IFLA_INFO_XSTATS])) {
                                err = ops->io_parse(link, li[IFLA_INFO_DATA],
                                                    li[IFLA_INFO_XSTATS]);
                                if (err < 0)