mtp: Count the links in a linkset
diff --git a/src/mtp_layer3.c b/src/mtp_layer3.c
index 67a998d..b3be449 100644
--- a/src/mtp_layer3.c
+++ b/src/mtp_layer3.c
@@ -564,6 +564,7 @@
 void mtp_link_set_add_link(struct mtp_link_set *set, struct mtp_link *lnk)
 {
 	lnk->set = set;
+	lnk->link_no = set->nr_links++;
 	mtp_link_init(lnk);
 
 	llist_add_tail(&lnk->entry, &set->links);