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inet: frag: change *_frag_mem_limit functions to take netns_frags as argument

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Followup patch will call it after inet_frag_queue was freed, so q->net
doesn't work anymore (but netf = q->net; free(q); mem_limit(netf) would).

Tested-by: Frank Schreuder <[email protected]>
Signed-off-by: Florian Westphal <[email protected]>
Signed-off-by: David S. Miller <[email protected]>
This commit is contained in:
Florian Westphal 2015-07-23 12:05:38 +02:00 • committed by David S. Miller
commit 0e60d245a0
6 changed files with 20 additions and 20 deletions
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4
net/ipv4/inet_fragment.c
View file

@ -328,7 +328,7 @@ void inet_frag_destroy(struct inet_frag_queue *q, struct inet_frags *f)
fp = xp;
}
sum = sum_truesize + f->qsize;
sub_frag_mem_limit(q, sum);
sub_frag_mem_limit(q->net, sum);
if (f->destructor)
f->destructor(q);
@ -388,7 +388,7 @@ static struct inet_frag_queue *inet_frag_alloc(struct netns_frags *nf,
q->net = nf;
f->constructor(q, arg);
add_frag_mem_limit(q, f->qsize);
add_frag_mem_limit(nf, f->qsize);
setup_timer(&q->timer, f->frag_expire, (unsigned long)q);
spin_lock_init(&q->lock);

10
net/ipv4/ip_fragment.c
View file

@ -309,7 +309,7 @@ static int ip_frag_reinit(struct ipq *qp)
kfree_skb(fp);
fp = xp;
} while (fp);
sub_frag_mem_limit(&qp->q, sum_truesize);
sub_frag_mem_limit(qp->q.net, sum_truesize);
qp->q.flags = 0;
qp->q.len = 0;
@ -455,7 +455,7 @@ found:
qp->q.fragments = next;
qp->q.meat -= free_it->len;
sub_frag_mem_limit(&qp->q, free_it->truesize);
sub_frag_mem_limit(qp->q.net, free_it->truesize);
kfree_skb(free_it);
}
}
@ -479,7 +479,7 @@ found:
qp->q.stamp = skb->tstamp;
qp->q.meat += skb->len;
qp->ecn |= ecn;
add_frag_mem_limit(&qp->q, skb->truesize);
add_frag_mem_limit(qp->q.net, skb->truesize);
if (offset == 0)
qp->q.flags |= INET_FRAG_FIRST_IN;
@ -587,7 +587,7 @@ static int ip_frag_reasm(struct ipq *qp, struct sk_buff *prev,
head->len -= clone->len;
clone->csum = 0;
clone->ip_summed = head->ip_summed;
add_frag_mem_limit(&qp->q, clone->truesize);
add_frag_mem_limit(qp->q.net, clone->truesize);
}
skb_push(head, head->data - skb_network_header(head));
@ -615,7 +615,7 @@ static int ip_frag_reasm(struct ipq *qp, struct sk_buff *prev,
}
fp = next;
}
sub_frag_mem_limit(&qp->q, sum_truesize);
sub_frag_mem_limit(qp->q.net, sum_truesize);
head->next = NULL;
head->dev = dev;