[PATCH 07/13] net: xfrm: convert to SKB frag APIs
From: Ian Campbell <hidden>
Date: 2011-07-22 13:17:27
Also in:
linux-nfs
Subsystem:
networking [general], networking [ipsec], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Steffen Klassert, Herbert Xu, Linus Torvalds
Signed-off-by: Ian Campbell <redacted> Cc: "David S. Miller" <davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org> Cc: netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org --- net/xfrm/xfrm_ipcomp.c | 11 +++++++---- 1 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/net/xfrm/xfrm_ipcomp.c b/net/xfrm/xfrm_ipcomp.c
index fc91ad7..f781b9a 100644
--- a/net/xfrm/xfrm_ipcomp.c
+++ b/net/xfrm/xfrm_ipcomp.c@@ -70,26 +70,29 @@ static int ipcomp_decompress(struct xfrm_state *x, struct sk_buff *skb) while ((scratch += len, dlen -= len) > 0) { skb_frag_t *frag; + struct page *page; err = -EMSGSIZE; if (WARN_ON(skb_shinfo(skb)->nr_frags >= MAX_SKB_FRAGS)) goto out; frag = skb_shinfo(skb)->frags + skb_shinfo(skb)->nr_frags; - frag->page = alloc_page(GFP_ATOMIC); + page = alloc_page(GFP_ATOMIC); err = -ENOMEM; - if (!frag->page) + if (!page) goto out; + __skb_frag_set_page(frag, page); + len = PAGE_SIZE; if (dlen < len) len = dlen; - memcpy(page_address(frag->page), scratch, len); - frag->page_offset = 0; frag->size = len; + memcpy(skb_frag_address(frag), scratch, len); + skb->truesize += len; skb->data_len += len; skb->len += len;
--
1.7.2.5
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