From: Paolo Abeni <pabeni@redhat.com>
Date: Wed, 20 Nov 2019 13:47:36 +0100
Subject: ipv4: move fib4_has_custom_rules() helper to public header
Patch-mainline: v5.5-rc1
Git-commit: c43c3d76c021d8d654ff5cfaad381f14f6beaf1a
References: bsc#1154353

So that we can use it in the next patch.
Additionally constify the helper argument.

Suggested-by: David Ahern <dsahern@gmail.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Reviewed-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 include/net/ip_fib.h    |   10 ++++++++++
 net/ipv4/fib_frontend.c |   10 ----------
 2 files changed, 10 insertions(+), 10 deletions(-)

--- a/include/net/ip_fib.h
+++ b/include/net/ip_fib.h
@@ -311,6 +311,11 @@ static inline int fib_lookup(struct net
 	return err;
 }
 
+static inline bool fib4_has_custom_rules(const struct net *net)
+{
+	return false;
+}
+
 static inline bool fib4_rule_default(const struct fib_rule *rule)
 {
 	return true;
@@ -378,6 +383,11 @@ out:
 	return err;
 }
 
+static inline bool fib4_has_custom_rules(const struct net *net)
+{
+	return net->ipv4.fib_has_custom_rules;
+}
+
 bool fib4_rule_default(const struct fib_rule *rule);
 int fib4_rules_dump(struct net *net, struct notifier_block *nb,
 		    struct netlink_ext_ack *extack);
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -70,11 +70,6 @@ fail:
 	fib_free_table(main_table);
 	return -ENOMEM;
 }
-
-static bool fib4_has_custom_rules(struct net *net)
-{
-	return false;
-}
 #else
 
 struct fib_table *fib_new_table(struct net *net, u32 id)
@@ -130,11 +125,6 @@ struct fib_table *fib_get_table(struct n
 	}
 	return NULL;
 }
-
-static bool fib4_has_custom_rules(struct net *net)
-{
-	return net->ipv4.fib_has_custom_rules;
-}
 #endif /* CONFIG_IP_MULTIPLE_TABLES */
 
 static void fib_replace_table(struct net *net, struct fib_table *old,