datapath: Allow the number of hash entries to exceed TBL_MAX_BUCKETS

[sliver-openvswitch.git] / datapath / tunnel.c

diff --git a/datapath/tunnel.c b/datapath/tunnel.c
index c2439f0..1ef81ab 100644 (file)
--- a/datapath/tunnel.c
+++ b/datapath/tunnel.c
@@ -249,11 +249,13 @@ static int add_port(struct vport *vport)
                struct tbl *new_table;
 
                new_table = tbl_expand(cur_table);
-               if (IS_ERR(new_table))
-                       return PTR_ERR(new_table);
-
-               rcu_assign_pointer(port_table, new_table);
-               tbl_deferred_destroy(cur_table, NULL);
+               if (IS_ERR(new_table)) {
+                       if (PTR_ERR(new_table) != -ENOSPC)
+                               return PTR_ERR(new_table);
+               } else {
+                       rcu_assign_pointer(port_table, new_table);
+                       tbl_deferred_destroy(cur_table, NULL);
+               }
        }
 
        err = tbl_insert(rtnl_dereference(port_table), &tnl_vport->tbl_node,