diff options
author | Nikolay Aleksandrov <nikolay@redhat.com> | 2014-08-01 12:29:44 +0200 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2014-08-03 00:31:31 +0200 |
commit | 06aa8b8a0345c78f4d9a1fb3f852952b12a0e40c (patch) | |
tree | 9511c6007eed4f71fe5e601688f35d6ff7dd4b9b /net/ipv4/ip_fragment.c | |
parent | inet: frags: use INC_STATS_BH in the ipv6 reassembly code (diff) | |
download | linux-06aa8b8a0345c78f4d9a1fb3f852952b12a0e40c.tar.xz linux-06aa8b8a0345c78f4d9a1fb3f852952b12a0e40c.zip |
inet: frags: rename last_in to flags
The last_in field has been used to store various flags different from
first/last frag in so give it a more descriptive name: flags.
Signed-off-by: Nikolay Aleksandrov <nikolay@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_fragment.c')
-rw-r--r-- | net/ipv4/ip_fragment.c | 20 |
1 files changed, 10 insertions, 10 deletions
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c index 634fc31aa243..6fce1ecc5bca 100644 --- a/net/ipv4/ip_fragment.c +++ b/net/ipv4/ip_fragment.c @@ -185,16 +185,16 @@ static void ip_expire(unsigned long arg) spin_lock(&qp->q.lock); - if (qp->q.last_in & INET_FRAG_COMPLETE) + if (qp->q.flags & INET_FRAG_COMPLETE) goto out; ipq_kill(qp); - if (!(qp->q.last_in & INET_FRAG_EVICTED)) + if (!(qp->q.flags & INET_FRAG_EVICTED)) IP_INC_STATS_BH(net, IPSTATS_MIB_REASMTIMEOUT); IP_INC_STATS_BH(net, IPSTATS_MIB_REASMFAILS); - if ((qp->q.last_in & INET_FRAG_FIRST_IN) && qp->q.fragments != NULL) { + if ((qp->q.flags & INET_FRAG_FIRST_IN) && qp->q.fragments != NULL) { struct sk_buff *head = qp->q.fragments; const struct iphdr *iph; int err; @@ -302,7 +302,7 @@ static int ip_frag_reinit(struct ipq *qp) } while (fp); sub_frag_mem_limit(&qp->q, sum_truesize); - qp->q.last_in = 0; + qp->q.flags = 0; qp->q.len = 0; qp->q.meat = 0; qp->q.fragments = NULL; @@ -323,7 +323,7 @@ static int ip_frag_queue(struct ipq *qp, struct sk_buff *skb) int err = -ENOENT; u8 ecn; - if (qp->q.last_in & INET_FRAG_COMPLETE) + if (qp->q.flags & INET_FRAG_COMPLETE) goto err; if (!(IPCB(skb)->flags & IPSKB_FRAG_COMPLETE) && @@ -350,9 +350,9 @@ static int ip_frag_queue(struct ipq *qp, struct sk_buff *skb) * or have different end, the segment is corrupted. */ if (end < qp->q.len || - ((qp->q.last_in & INET_FRAG_LAST_IN) && end != qp->q.len)) + ((qp->q.flags & INET_FRAG_LAST_IN) && end != qp->q.len)) goto err; - qp->q.last_in |= INET_FRAG_LAST_IN; + qp->q.flags |= INET_FRAG_LAST_IN; qp->q.len = end; } else { if (end&7) { @@ -362,7 +362,7 @@ static int ip_frag_queue(struct ipq *qp, struct sk_buff *skb) } if (end > qp->q.len) { /* Some bits beyond end -> corruption. */ - if (qp->q.last_in & INET_FRAG_LAST_IN) + if (qp->q.flags & INET_FRAG_LAST_IN) goto err; qp->q.len = end; } @@ -471,13 +471,13 @@ found: qp->ecn |= ecn; add_frag_mem_limit(&qp->q, skb->truesize); if (offset == 0) - qp->q.last_in |= INET_FRAG_FIRST_IN; + qp->q.flags |= INET_FRAG_FIRST_IN; if (ip_hdr(skb)->frag_off & htons(IP_DF) && skb->len + ihl > qp->q.max_size) qp->q.max_size = skb->len + ihl; - if (qp->q.last_in == (INET_FRAG_FIRST_IN | INET_FRAG_LAST_IN) && + if (qp->q.flags == (INET_FRAG_FIRST_IN | INET_FRAG_LAST_IN) && qp->q.meat == qp->q.len) { unsigned long orefdst = skb->_skb_refdst; |