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| author |   Paul Gortmaker <paul.gortmaker@windriver.com> | 2011-06-21 20:33:34 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2011-06-21 20:33:34 -0700 |
| commit | 56f8a75c17abb854b5907f4a815dc4c3f186ba11 (patch) | |
| tree | 6ba333b7668ce7dd04cddecf4f15a0a48b335991 /drivers/net/sfc/filter.c | |
| parent | irda: fix smsc-ircc2 section mismatch warning (diff) | |
| download | linux-dev-56f8a75c17abb854b5907f4a815dc4c3f186ba11.tar.xz linux-dev-56f8a75c17abb854b5907f4a815dc4c3f186ba11.zip | |
ip: introduce ip_is_fragment helper inline function
There are enough instances of this:
iph->frag_off & htons(IP_MF | IP_OFFSET)
that a helper function is probably warranted.
Signed-off-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/sfc/filter.c')
| -rw-r--r-- | drivers/net/sfc/filter.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/sfc/filter.c b/drivers/net/sfc/filter.c index 95a980fd63d5..f2fc2587c09d 100644 --- a/drivers/net/sfc/filter.c +++ b/drivers/net/sfc/filter.c @@ -652,7 +652,7 @@ int efx_filter_rfs(struct net_device *net_dev, const struct sk_buff *skb, /* RFS must validate the IP header length before calling us */ EFX_BUG_ON_PARANOID(!pskb_may_pull(skb, nhoff + sizeof(*ip))); ip = (const struct iphdr *)(skb->data + nhoff); - if (ip->frag_off & htons(IP_MF | IP_OFFSET)) + if (ip_is_fragment(ip)) return -EPROTONOSUPPORT; EFX_BUG_ON_PARANOID(!pskb_may_pull(skb, nhoff + 4 * ip->ihl + 4)); ports = (const __be16 *)(skb->data + nhoff + 4 * ip->ihl); |