From mboxrd@z Thu Jan 1 00:00:00 1970 From: Ian Campbell Subject: [PATCH 05/75] net: xfrm: convert to SKB frag APIs Date: Fri, 19 Aug 2011 14:26:37 +0100 Message-ID: <1313760467-8598-5-git-send-email-ian.campbell@citrix.com> References: <1313760393.5010.356.camel@zakaz.uk.xensource.com> Mime-Version: 1.0 Content-Type: text/plain Cc: linux-kernel@vger.kernel.org, Ian Campbell , "David S. Miller" To: netdev@vger.kernel.org Return-path: In-Reply-To: <1313760393.5010.356.camel@zakaz.uk.xensource.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Signed-off-by: Ian Campbell Cc: "David S. Miller" Cc: netdev@vger.kernel.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