net: Update kernel-doc for __alloc_skb()

__alloc_skb() now extends tailroom to allow the use of padding added
by the heap allocator.

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 016694d624843c8ca1df3013639ffd4f6ae75f39..1d74cea22aaa900bc79fe22e7de66f5a3c6e38ea 100644 (file)
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -160,8 +160,8 @@ static void skb_under_panic(struct sk_buff *skb, int sz, void *here)
  *     @node: numa node to allocate memory on
  *
  *     Allocate a new &sk_buff. The returned buffer has no headroom and a
- *     tail room of size bytes. The object has a reference count of one.
- *     The return is the buffer. On a failure the return is %NULL.
+ *     tail room of at least size bytes. The object has a reference count
+ *     of one. The return is the buffer. On a failure the return is %NULL.
  *
  *     Buffers may only be allocated from interrupts using a @gfp_mask of
  *     %GFP_ATOMIC.