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authorEric Dumazet <eric.dumazet@gmail.com>2011-10-18 23:00:24 +0200
committerDavid S. Miller <davem@davemloft.net>2011-10-19 09:10:46 +0200
commit9e903e085262ffbf1fc44a17ac06058aca03524a (patch)
tree4acefc97ba38c1733474d25c0b2053b56af97db1 /drivers/net/xen-netback
parentxfrm6: Don't call icmpv6_send on local error (diff)
downloadlinux-9e903e085262ffbf1fc44a17ac06058aca03524a.tar.xz
linux-9e903e085262ffbf1fc44a17ac06058aca03524a.zip
net: add skb frag size accessors
To ease skb->truesize sanitization, its better to be able to localize all references to skb frags size. Define accessors : skb_frag_size() to fetch frag size, and skb_frag_size_{set|add|sub}() to manipulate it. Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/xen-netback')
-rw-r--r--drivers/net/xen-netback/netback.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/xen-netback/netback.c b/drivers/net/xen-netback/netback.c
index 8d70b44fcd8a..d5508957200e 100644
--- a/drivers/net/xen-netback/netback.c
+++ b/drivers/net/xen-netback/netback.c
@@ -334,7 +334,7 @@ unsigned int xen_netbk_count_skb_slots(struct xenvif *vif, struct sk_buff *skb)
count++;
for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
- unsigned long size = skb_shinfo(skb)->frags[i].size;
+ unsigned long size = skb_frag_size(&skb_shinfo(skb)->frags[i]);
unsigned long bytes;
while (size > 0) {
BUG_ON(copy_off > MAX_BUFFER_OFFSET);
@@ -526,7 +526,7 @@ static int netbk_gop_skb(struct sk_buff *skb,
for (i = 0; i < nr_frags; i++) {
netbk_gop_frag_copy(vif, skb, npo,
skb_frag_page(&skb_shinfo(skb)->frags[i]),
- skb_shinfo(skb)->frags[i].size,
+ skb_frag_size(&skb_shinfo(skb)->frags[i]),
skb_shinfo(skb)->frags[i].page_offset,
&head);
}