net: fix comment typo for __skb_alloc_pages()

The name of the function in the comment is __skb_alloc_page() while we
are actually commenting __skb_alloc_pages(). Fix this typo and make it
a valid kernel doc comment.

Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 5ac96f3..6f1330a 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1905,8 +1905,8 @@
 	return __netdev_alloc_skb_ip_align(dev, length, GFP_ATOMIC);
 }
 
-/*
- *	__skb_alloc_page - allocate pages for ps-rx on a skb and preserve pfmemalloc data
+/**
+ *	__skb_alloc_pages - allocate pages for ps-rx on a skb and preserve pfmemalloc data
  *	@gfp_mask: alloc_pages_node mask. Set __GFP_NOMEMALLOC if not for network packet RX
  *	@skb: skb to set pfmemalloc on if __GFP_MEMALLOC is used
  *	@order: size of the allocation