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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/appletalk | |
| 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/appletalk')
| -rw-r--r-- | net/appletalk/ddp.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c index b1fe7c35e8d1..bfa9ab93eda5 100644 --- a/net/appletalk/ddp.c +++ b/net/appletalk/ddp.c @@ -951,13 +951,12 @@ static unsigned long atalk_sum_skb(const struct sk_buff *skb, int offset, /* checksum stuff in frags */ for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { int end; - + const skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; WARN_ON(start > offset + len); - end = start + skb_shinfo(skb)->frags[i].size; + end = start + skb_frag_size(frag); if ((copy = end - offset) > 0) { u8 *vaddr; - skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; if (copy > len) copy = len; |