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| author | Eric Dumazet <eric.dumazet@gmail.com> | 2011-10-18 21:00:24 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-10-19 03:10:46 -0400 |
| commit | 9e903e085262ffbf1fc44a17ac06058aca03524a (patch) | |
| tree | 4acefc97ba38c1733474d25c0b2053b56af97db1 /drivers/net/virtio_net.c | |
| parent | dd767856a36e00b631d65ebc4bb81b19915532d6 (diff) | |
| download | linux-stable-9e903e085262ffbf1fc44a17ac06058aca03524a.tar.gz linux-stable-9e903e085262ffbf1fc44a17ac06058aca03524a.tar.bz2 linux-stable-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/virtio_net.c')
| -rw-r--r-- | drivers/net/virtio_net.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index b8225f3b31d1..0d4841bed0f9 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -147,14 +147,14 @@ static void set_skb_frag(struct sk_buff *skb, struct page *page, skb_frag_t *f; f = &skb_shinfo(skb)->frags[i]; - f->size = min((unsigned)PAGE_SIZE - offset, *len); + skb_frag_size_set(f, min((unsigned)PAGE_SIZE - offset, *len)); f->page_offset = offset; __skb_frag_set_page(f, page); - skb->data_len += f->size; - skb->len += f->size; + skb->data_len += skb_frag_size(f); + skb->len += skb_frag_size(f); skb_shinfo(skb)->nr_frags++; - *len -= f->size; + *len -= skb_frag_size(f); } static struct sk_buff *page_to_skb(struct virtnet_info *vi, |