package/kernel/mac80211/patches/004-backports-add-skb_free_frag.patch

   1 From: Felix Fietkau <nbd@openwrt.org>
   2 Date: Thu, 28 Jan 2016 15:16:35 +0100
   3 Subject: [PATCH] backports: add skb_free_frag()
   4
   5 Signed-off-by: Felix Fietkau <nbd@openwrt.org>
   6 ---
   7
   8 --- a/backport-include/linux/skbuff.h
   9 +++ b/backport-include/linux/skbuff.h
  10 @@ -300,4 +300,11 @@ int skb_ensure_writable(struct sk_buff *
  11
  12  #endif /* LINUX_VERSION_CODE < KERNEL_VERSION(3,19,0) */
  13
  14 +#if LINUX_VERSION_CODE < KERNEL_VERSION(4,2,0)
  15 +static inline void skb_free_frag(void *data)
  16 +{
  17 +       put_page(virt_to_head_page(data));
  18 +}
  19 +#endif
  20 +
  21  #endif /* __BACKPORT_SKBUFF_H */