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Diffstat (limited to 'net/ipv4/ip_fragment.c')
-rw-r--r--net/ipv4/ip_fragment.c26
1 files changed, 15 insertions, 11 deletions
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index 3b2e5ad..cd6ce6a 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -194,7 +194,7 @@ static void ip_expire(unsigned long arg)
spin_lock(&qp->q.lock);
- if (qp->q.last_in & COMPLETE)
+ if (qp->q.last_in & INET_FRAG_COMPLETE)
goto out;
ipq_kill(qp);
@@ -202,10 +202,13 @@ static void ip_expire(unsigned long arg)
IP_INC_STATS_BH(IPSTATS_MIB_REASMTIMEOUT);
IP_INC_STATS_BH(IPSTATS_MIB_REASMFAILS);
- if ((qp->q.last_in&FIRST_IN) && qp->q.fragments != NULL) {
+ if ((qp->q.last_in & INET_FRAG_FIRST_IN) && qp->q.fragments != NULL) {
struct sk_buff *head = qp->q.fragments;
+ struct net *net;
+
+ net = container_of(qp->q.net, struct net, ipv4.frags);
/* Send an ICMP "Fragment Reassembly Timeout" message. */
- if ((head->dev = dev_get_by_index(&init_net, qp->iif)) != NULL) {
+ if ((head->dev = dev_get_by_index(net, qp->iif)) != NULL) {
icmp_send(head, ICMP_TIME_EXCEEDED, ICMP_EXC_FRAGTIME, 0);
dev_put(head->dev);
}
@@ -298,7 +301,7 @@ static int ip_frag_queue(struct ipq *qp, struct sk_buff *skb)
int ihl, end;
int err = -ENOENT;
- if (qp->q.last_in & COMPLETE)
+ if (qp->q.last_in & INET_FRAG_COMPLETE)
goto err;
if (!(IPCB(skb)->flags & IPSKB_FRAG_COMPLETE) &&
@@ -324,9 +327,9 @@ static int ip_frag_queue(struct ipq *qp, struct sk_buff *skb)
* or have different end, the segment is corrrupted.
*/
if (end < qp->q.len ||
- ((qp->q.last_in & LAST_IN) && end != qp->q.len))
+ ((qp->q.last_in & INET_FRAG_LAST_IN) && end != qp->q.len))
goto err;
- qp->q.last_in |= LAST_IN;
+ qp->q.last_in |= INET_FRAG_LAST_IN;
qp->q.len = end;
} else {
if (end&7) {
@@ -336,7 +339,7 @@ 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 & LAST_IN)
+ if (qp->q.last_in & INET_FRAG_LAST_IN)
goto err;
qp->q.len = end;
}
@@ -435,9 +438,10 @@ static int ip_frag_queue(struct ipq *qp, struct sk_buff *skb)
qp->q.meat += skb->len;
atomic_add(skb->truesize, &qp->q.net->mem);
if (offset == 0)
- qp->q.last_in |= FIRST_IN;
+ qp->q.last_in |= INET_FRAG_FIRST_IN;
- if (qp->q.last_in == (FIRST_IN | LAST_IN) && qp->q.meat == qp->q.len)
+ if (qp->q.last_in == (INET_FRAG_FIRST_IN | INET_FRAG_LAST_IN) &&
+ qp->q.meat == qp->q.len)
return ip_frag_reasm(qp, prev, dev);
write_lock(&ip4_frags.lock);
@@ -553,7 +557,7 @@ out_nomem:
out_oversize:
if (net_ratelimit())
printk(KERN_INFO
- "Oversized IP packet from %d.%d.%d.%d.\n",
+ "Oversized IP packet from " NIPQUAD_FMT ".\n",
NIPQUAD(qp->saddr));
out_fail:
IP_INC_STATS_BH(IPSTATS_MIB_REASMFAILS);
@@ -568,7 +572,7 @@ int ip_defrag(struct sk_buff *skb, u32 user)
IP_INC_STATS_BH(IPSTATS_MIB_REASMREQDS);
- net = skb->dev ? skb->dev->nd_net : skb->dst->dev->nd_net;
+ net = skb->dev ? dev_net(skb->dev) : dev_net(skb->dst->dev);
/* Start by cleaning up the memory. */
if (atomic_read(&net->ipv4.frags.mem) > net->ipv4.frags.high_thresh)
ip_evictor(net);
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