[PATCH net-next 08/22] mpls: export mpls functions for use by mpls iptunnels

[Thomas Graf]

From: Roopa Prabhu <ro...@cumulusnetworks.com>

Signed-off-by: Roopa Prabhu <ro...@cumulusnetworks.com>
---
 net/mpls/af_mpls.c  | 11 ++++++++---
 net/mpls/internal.h |  9 +++++++--
 2 files changed, 15 insertions(+), 5 deletions(-)

diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c
index 1f93a59..6e66911 100644
--- a/net/mpls/af_mpls.c
+++ b/net/mpls/af_mpls.c
@@ -58,10 +58,11 @@ static inline struct mpls_dev *mpls_dev_get(const struct 
net_device *dev)
        return rcu_dereference_rtnl(dev->mpls_ptr);
 }
 
-static bool mpls_output_possible(const struct net_device *dev)
+bool mpls_output_possible(const struct net_device *dev)
 {
        return dev && (dev->flags & IFF_UP) && netif_carrier_ok(dev);
 }
+EXPORT_SYMBOL_GPL(mpls_output_possible);
 
 static unsigned int mpls_rt_header_size(const struct mpls_route *rt)
 {
@@ -69,13 +70,14 @@ static unsigned int mpls_rt_header_size(const struct 
mpls_route *rt)
        return rt->rt_labels * sizeof(struct mpls_shim_hdr);
 }
 
-static unsigned int mpls_dev_mtu(const struct net_device *dev)
+unsigned int mpls_dev_mtu(const struct net_device *dev)
 {
        /* The amount of data the layer 2 frame can hold */
        return dev->mtu;
 }
+EXPORT_SYMBOL_GPL(mpls_dev_mtu);
 
-static bool mpls_pkt_too_big(const struct sk_buff *skb, unsigned int mtu)
+bool mpls_pkt_too_big(const struct sk_buff *skb, unsigned int mtu)
 {
        if (skb->len <= mtu)
                return false;
@@ -85,6 +87,7 @@ static bool mpls_pkt_too_big(const struct sk_buff *skb, 
unsigned int mtu)
 
        return true;
 }
+EXPORT_SYMBOL_GPL(mpls_pkt_too_big);
 
 static bool mpls_egress(struct mpls_route *rt, struct sk_buff *skb,
                        struct mpls_entry_decoded dec)
@@ -626,6 +629,7 @@ int nla_put_labels(struct sk_buff *skb, int attrtype,
 
        return 0;
 }
+EXPORT_SYMBOL_GPL(nla_put_labels);
 
 int nla_get_labels(const struct nlattr *nla,
                   u32 max_labels, u32 *labels, u32 label[])
@@ -671,6 +675,7 @@ int nla_get_labels(const struct nlattr *nla,
        *labels = nla_labels;
        return 0;
 }
+EXPORT_SYMBOL_GPL(nla_get_labels);
 
 static int rtm_to_route_config(struct sk_buff *skb,  struct nlmsghdr *nlh,
                               struct mpls_route_config *cfg)
diff --git a/net/mpls/internal.h b/net/mpls/internal.h
index 8cabeb5..2681a4b 100644
--- a/net/mpls/internal.h
+++ b/net/mpls/internal.h
@@ -50,7 +50,12 @@ static inline struct mpls_entry_decoded 
mpls_entry_decode(struct mpls_shim_hdr *
        return result;
 }
 
-int nla_put_labels(struct sk_buff *skb, int attrtype,  u8 labels, const u32 
label[]);
-int nla_get_labels(const struct nlattr *nla, u32 max_labels, u32 *labels, u32 
label[]);
+int nla_put_labels(struct sk_buff *skb, int attrtype,  u8 labels,
+                  const u32 label[]);
+int nla_get_labels(const struct nlattr *nla, u32 max_labels, u32 *labels,
+                  u32 label[]);
+bool mpls_output_possible(const struct net_device *dev);
+unsigned int mpls_dev_mtu(const struct net_device *dev);
+bool mpls_pkt_too_big(const struct sk_buff *skb, unsigned int mtu);
 
 #endif /* MPLS_INTERNAL_H */
-- 
2.4.3

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