net/sched: fix retpoline wrapper compilation on configs without tc filters

Rudi reports a compilation failure on x86_64 when CONFIG_NET_CLS or
CONFIG_NET_CLS_ACT is not set but CONFIG_RETPOLINE is set.
A misplaced '#endif' was causing the issue.

Fixes: 7f0e8102 ("net/sched: add retpoline wrapper for tc")
Tested-by: Rudi Heitbaum <rudi@heitbaum.com>
Signed-off-by: Pedro Tammela <pctammela@mojatatu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/tc_wrapper.h

@@ -216,6 +216,8 @@ static inline int tc_classify(struct sk_buff *skb, const struct tcf_proto *tp,
 	return tp->classify(skb, tp, res);
 }
 
+#endif /* CONFIG_NET_CLS */
+
 static inline void tc_wrapper_init(void)
 {
 #ifdef CONFIG_X86
@@ -224,8 +226,6 @@ static inline void tc_wrapper_init(void)
 #endif
 }
 
-#endif /* CONFIG_NET_CLS */
-
 #else
 
 #define TC_INDIRECT_SCOPE static