[SK_BUFF]: Remove skb_add_mtu() leftovers

Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

2 files changed, 0 insertions, 15 deletions

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 656dc0e901cc..81ac934d5964 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1512,7 +1512,6 @@ static inline void *skb_header_pointer(const struct sk_buff *skb, int offset,
 }
 
 extern void skb_init(void);
-extern void skb_add_mtu(int mtu);
 
 /**
  *      skb_get_timestamp - get timestamp from a skb
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 64caee46291b..e28f119156f7 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -157,7 +157,6 @@ struct sk_buff *__alloc_skb(unsigned int size, gfp_t gfp_mask,
         if (!skb)
                 goto out;
 
-        /* Get the DATA. Size must match skb_add_mtu(). */
         size = SKB_DATA_ALIGN(size);
         data = kmalloc_node_track_caller(size + sizeof(struct skb_shared_info),
                         gfp_mask, node);
@@ -1533,19 +1532,6 @@ void skb_insert(struct sk_buff *old, struct sk_buff *newsk, struct sk_buff_head
         spin_unlock_irqrestore(&list->lock, flags);
 }
 
-#if 0
-/*
- *      Tune the memory allocator for a new MTU size.
- */
-void skb_add_mtu(int mtu)
-{
-        /* Must match allocation in alloc_skb */
-        mtu = SKB_DATA_ALIGN(mtu) + sizeof(struct skb_shared_info);
-
-        kmem_add_cache_size(mtu);
-}
-#endif
-
 static inline void skb_split_inside_header(struct sk_buff *skb,
                                            struct sk_buff* skb1,
                                            const u32 len, const int pos)