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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 /net/ipv4/ip_output.c | |
| parent | dd767856a36e00b631d65ebc4bb81b19915532d6 (diff) | |
| download | linux-9e903e085262ffbf1fc44a17ac06058aca03524a.tar.gz linux-9e903e085262ffbf1fc44a17ac06058aca03524a.tar.bz2 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 'net/ipv4/ip_output.c')
| -rw-r--r-- | net/ipv4/ip_output.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index ae3bb147affd..e1374ab034bb 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -1015,13 +1015,13 @@ alloc_new_skb: err = -EMSGSIZE; goto error; } - if (getfrag(from, skb_frag_address(frag)+frag->size, + if (getfrag(from, skb_frag_address(frag)+skb_frag_size(frag), offset, copy, skb->len, skb) < 0) { err = -EFAULT; goto error; } cork->off += copy; - frag->size += copy; + skb_frag_size_add(frag, copy); skb->len += copy; skb->data_len += copy; skb->truesize += copy; @@ -1230,7 +1230,7 @@ ssize_t ip_append_page(struct sock *sk, struct flowi4 *fl4, struct page *page, if (len > size) len = size; if (skb_can_coalesce(skb, i, page, offset)) { - skb_shinfo(skb)->frags[i-1].size += len; + skb_frag_size_add(&skb_shinfo(skb)->frags[i-1], len); } else if (i < MAX_SKB_FRAGS) { get_page(page); skb_fill_page_desc(skb, i, page, offset, len); |