netfilter: bridge: nf_bridge_copy_header as static inline in header

Move nf_bridge_copy_header() as static inline in netfilter_bridge.h
header file. This patch prepares the modularization of the br_netfilter
code.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

2 files changed, 38 insertions, 38 deletions

diff --git a/include/linux/netfilter_bridge.h b/include/linux/netfilter_bridge.h
index 8ab1c278b66d..fe996d59de64 100644
--- a/include/linux/netfilter_bridge.h
+++ b/include/linux/netfilter_bridge.h
@@ -24,16 +24,6 @@ enum nf_br_hook_priorities {
 #define BRNF_8021Q                      0x10
 #define BRNF_PPPoE                      0x20
 
-/* Only used in br_forward.c */
-int nf_bridge_copy_header(struct sk_buff *skb);
-static inline int nf_bridge_maybe_copy_header(struct sk_buff *skb)
-{
-        if (skb->nf_bridge &&
-            skb->nf_bridge->mask & (BRNF_BRIDGED | BRNF_BRIDGED_DNAT))
-                return nf_bridge_copy_header(skb);
-        return 0;
-}
-
 static inline unsigned int nf_bridge_encap_header_len(const struct sk_buff *skb)
 {
         switch (skb->protocol) {
@@ -46,6 +36,44 @@ static inline unsigned int nf_bridge_encap_header_len(const struct sk_buff *skb)
         }
 }
 
+static inline void nf_bridge_update_protocol(struct sk_buff *skb)
+{
+        if (skb->nf_bridge->mask & BRNF_8021Q)
+                skb->protocol = htons(ETH_P_8021Q);
+        else if (skb->nf_bridge->mask & BRNF_PPPoE)
+                skb->protocol = htons(ETH_P_PPP_SES);
+}
+
+/* Fill in the header for fragmented IP packets handled by
+ * the IPv4 connection tracking code.
+ *
+ * Only used in br_forward.c
+ */
+static inline int nf_bridge_copy_header(struct sk_buff *skb)
+{
+        int err;
+        unsigned int header_size;
+
+        nf_bridge_update_protocol(skb);
+        header_size = ETH_HLEN + nf_bridge_encap_header_len(skb);
+        err = skb_cow_head(skb, header_size);
+        if (err)
+                return err;
+
+        skb_copy_to_linear_data_offset(skb, -header_size,
+                                       skb->nf_bridge->data, header_size);
+        __skb_push(skb, nf_bridge_encap_header_len(skb));
+        return 0;
+}
+
+static inline int nf_bridge_maybe_copy_header(struct sk_buff *skb)
+{
+        if (skb->nf_bridge &&
+            skb->nf_bridge->mask & (BRNF_BRIDGED | BRNF_BRIDGED_DNAT))
+                return nf_bridge_copy_header(skb);
+        return 0;
+}
+
 static inline unsigned int nf_bridge_mtu_reduction(const struct sk_buff *skb)
 {
         if (unlikely(skb->nf_bridge->mask & BRNF_PPPoE))
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index a615264cf01a..61929a7cd815 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -245,14 +245,6 @@ static inline void nf_bridge_save_header(struct sk_buff *skb)
                                          skb->nf_bridge->data, header_size);
 }
 
-static inline void nf_bridge_update_protocol(struct sk_buff *skb)
-{
-        if (skb->nf_bridge->mask & BRNF_8021Q)
-                skb->protocol = htons(ETH_P_8021Q);
-        else if (skb->nf_bridge->mask & BRNF_PPPoE)
-                skb->protocol = htons(ETH_P_PPP_SES);
-}
-
 /* When handing a packet over to the IP layer
  * check whether we have a skb that is in the
  * expected format
@@ -320,26 +312,6 @@ drop:
         return -1;
 }
 
-/* Fill in the header for fragmented IP packets handled by
- * the IPv4 connection tracking code.
- */
-int nf_bridge_copy_header(struct sk_buff *skb)
-{
-        int err;
-        unsigned int header_size;
-
-        nf_bridge_update_protocol(skb);
-        header_size = ETH_HLEN + nf_bridge_encap_header_len(skb);
-        err = skb_cow_head(skb, header_size);
-        if (err)
-                return err;
-
-        skb_copy_to_linear_data_offset(skb, -header_size,
-                                       skb->nf_bridge->data, header_size);
-        __skb_push(skb, nf_bridge_encap_header_len(skb));
-        return 0;
-}
-
 /* PF_BRIDGE/PRE_ROUTING *********************************************/
 /* Undo the changes made for ip6tables PREROUTING and continue the
  * bridge PRE_ROUTING hook. */