Merge branch 'flow_offload-action-fixes'

Vlad Buslov says:

====================
action fixes for flow_offload infra compatibility

Fix rcu warnings due to usage of action helpers that expect rcu read lock
protection from rtnl-protected context of flow_offload infra.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/tc_act/tc_police.h

@@ -54,7 +54,7 @@ static inline u64 tcf_police_rate_bytes_ps(const struct tc_action *act)
 	struct tcf_police *police = to_police(act);
 	struct tcf_police_params *params;
 
-	params = rcu_dereference_bh(police->params);
+	params = rcu_dereference_bh_rtnl(police->params);
 	return params->rate.rate_bytes_ps;
 }
 
@@ -63,7 +63,7 @@ static inline s64 tcf_police_tcfp_burst(const struct tc_action *act)
 	struct tcf_police *police = to_police(act);
 	struct tcf_police_params *params;
 
-	params = rcu_dereference_bh(police->params);
+	params = rcu_dereference_bh_rtnl(police->params);
 	return params->tcfp_burst;
 }
 

include/net/tc_act/tc_sample.h

@@ -44,7 +44,7 @@ static inline int tcf_sample_trunc_size(const struct tc_action *a)
 static inline struct psample_group *
 tcf_sample_psample_group(const struct tc_action *a)
 {
-	return rcu_dereference(to_sample(a)->psample_group);
+	return rcu_dereference_rtnl(to_sample(a)->psample_group);
 }
 
 #endif /* __NET_TC_SAMPLE_H */