[PATCH nf-next,v1 3/4] net: expose dev_fwd_path() helper via static inline

This is a preparation patch to be used by the bridge family to retrieve
the bridge vlan filtering information from the bridge port when
discovering the bridge flowtable path.

Signed-off-by: Pablo Neira Ayuso <[email protected]>
---
v1: Just a preparation patch to allow to move the bridge vlan filtering
    path discovery code to the flowtable infrastructure.

 include/linux/netdevice.h | 11 +++++++++++
 net/core/dev.c            | 10 ----------
 2 files changed, 11 insertions(+), 10 deletions(-)

diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 41cd092b032c..9393d3088042 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -3420,6 +3420,17 @@ void dev_remove_offload(struct packet_offload *po);
 
 int dev_get_iflink(const struct net_device *dev);
 int dev_fill_metadata_dst(struct net_device *dev, struct sk_buff *skb);
+
+static inline struct net_device_path *dev_fwd_path(struct net_device_path_stack *stack)
+{
+	int k = stack->num_paths++;
+
+	if (k >= NET_DEVICE_PATH_STACK_MAX)
+		return NULL;
+
+	return &stack->path[k];
+}
+
 int dev_fill_forward_path(struct net_device_path_ctx *ctx,
 			  struct net_device_path_stack *stack);
 struct net_device *dev_get_by_name(struct net *net, const char *name);
diff --git a/net/core/dev.c b/net/core/dev.c
index 9a065c286d92..6b0e83fe743f 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -740,16 +740,6 @@ int dev_fill_metadata_dst(struct net_device *dev, struct sk_buff *skb)
 }
 EXPORT_SYMBOL_GPL(dev_fill_metadata_dst);
 
-static struct net_device_path *dev_fwd_path(struct net_device_path_stack *stack)
-{
-	int k = stack->num_paths++;
-
-	if (k >= NET_DEVICE_PATH_STACK_MAX)
-		return NULL;
-
-	return &stack->path[k];
-}
-
 int dev_fill_forward_path(struct net_device_path_ctx *ctx,
 			  struct net_device_path_stack *stack)
 {
-- 
2.47.3