sched: have stub for tcf_destroy_chain in case NET_CLS is not configured

jpirko · davem330 · commit 8ae70032552a · 2017-02-15T12:22:48.000-05:00
This fixes broken build for !NET_CLS: net/built-in.o: In function `fq_codel_destroy': /home/sab/linux/net-next/net/sched/sch_fq_codel.c:468: undefined reference to `tcf_destroy_chain' Fixes: cf1facd ("sched: move tcf_proto_destroy and tcf_destroy_chain helpers into cls_api") Reported-by: Sabrina Dubroca <sd@queasysnail.net> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Tested-by: Sabrina Dubroca <sd@queasysnail.net> Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/pkt_cls.h b/include/net/pkt_cls.h
@@ -17,7 +17,13 @@ struct tcf_walker {
 int register_tcf_proto_ops(struct tcf_proto_ops *ops);
 int unregister_tcf_proto_ops(struct tcf_proto_ops *ops);
 
+#ifdef CONFIG_NET_CLS
 void tcf_destroy_chain(struct tcf_proto __rcu **fl);
+#else
+static inline void tcf_destroy_chain(struct tcf_proto __rcu **fl)
+{
+}
+#endif
 
 static inline unsigned long
 __cls_set_class(unsigned long *clp, unsigned long cl)
