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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 /net/sched | |
| parent | f470e5ae34d68880a38aa79ee5c102ebc2a1aef6 (diff) | |
| download | linux-56f8a75c17abb854b5907f4a815dc4c3f186ba11.tar.gz linux-56f8a75c17abb854b5907f4a815dc4c3f186ba11.tar.bz2 linux-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 'net/sched')
| -rw-r--r-- | net/sched/cls_flow.c | 4 | ||||
| -rw-r--r-- | net/sched/cls_rsvp.h | 2 | ||||
| -rw-r--r-- | net/sched/sch_choke.c | 2 | ||||
| -rw-r--r-- | net/sched/sch_sfq.c | 2 |
4 files changed, 5 insertions, 5 deletions
diff --git a/net/sched/cls_flow.c b/net/sched/cls_flow.c index 8ec01391d988..34533a5d1b3a 100644 --- a/net/sched/cls_flow.c +++ b/net/sched/cls_flow.c @@ -121,7 +121,7 @@ static u32 flow_get_proto_src(struct sk_buff *skb) if (!pskb_network_may_pull(skb, sizeof(*iph))) break; iph = ip_hdr(skb); - if (iph->frag_off & htons(IP_MF | IP_OFFSET)) + if (ip_is_fragment(iph)) break; poff = proto_ports_offset(iph->protocol); if (poff >= 0 && @@ -163,7 +163,7 @@ static u32 flow_get_proto_dst(struct sk_buff *skb) if (!pskb_network_may_pull(skb, sizeof(*iph))) break; iph = ip_hdr(skb); - if (iph->frag_off & htons(IP_MF | IP_OFFSET)) + if (ip_is_fragment(iph)) break; poff = proto_ports_offset(iph->protocol); if (poff >= 0 && diff --git a/net/sched/cls_rsvp.h b/net/sched/cls_rsvp.h index 402c44b241a3..ed691b148384 100644 --- a/net/sched/cls_rsvp.h +++ b/net/sched/cls_rsvp.h @@ -167,7 +167,7 @@ restart: dst = &nhptr->daddr; protocol = nhptr->protocol; xprt = ((u8 *)nhptr) + (nhptr->ihl<<2); - if (nhptr->frag_off & htons(IP_MF | IP_OFFSET)) + if (ip_is_fragment(nhptr)) return -1; #endif diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c index 06afbaeb4c88..3422b25df9e4 100644 --- a/net/sched/sch_choke.c +++ b/net/sched/sch_choke.c @@ -181,7 +181,7 @@ static bool choke_match_flow(struct sk_buff *skb1, ip1->saddr != ip2->saddr || ip1->daddr != ip2->daddr) return false; - if ((ip1->frag_off | ip2->frag_off) & htons(IP_MF | IP_OFFSET)) + if (ip_is_fragment(ip1) | ip_is_fragment(ip2)) ip_proto = 0; off1 += ip1->ihl * 4; off2 += ip2->ihl * 4; diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c index b6ea6afa55b0..4536ee64383e 100644 --- a/net/sched/sch_sfq.c +++ b/net/sched/sch_sfq.c @@ -157,7 +157,7 @@ static unsigned int sfq_hash(struct sfq_sched_data *q, struct sk_buff *skb) iph = ip_hdr(skb); h = (__force u32)iph->daddr; h2 = (__force u32)iph->saddr ^ iph->protocol; - if (iph->frag_off & htons(IP_MF | IP_OFFSET)) + if (ip_is_fragment(iph)) break; poff = proto_ports_offset(iph->protocol); if (poff >= 0 && |