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quota2: consolidate spinlocking calls

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This commit is contained in:
Jan Engelhardt
2009-07-04 01:31:13 +02:00
parent 62fb261265
commit 0a88bd3435
1 changed files with 2 additions and 5 deletions
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7
extensions/xt_quota2.c
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@@ -189,14 +189,12 @@ quota_mt2(const struct sk_buff *skb, const struct xt_match_param *par)
struct xt_quota_counter *e = q->master;
bool ret = q->flags & XT_QUOTA_INVERT;
spin_lock_bh(&e->lock);
if (q->flags & XT_QUOTA_GROW) {
spin_lock_bh(&e->lock);
e->quota += (q->flags & XT_QUOTA_PACKET) ? 1 : skb->len;
q->quota = e->quota;
spin_unlock_bh(&e->lock);
ret = true;
} else {
spin_lock_bh(&e->lock);
if (e->quota >= skb->len) {
e->quota -= (q->flags & XT_QUOTA_PACKET) ? 1 : skb->len;
ret = !ret;
@@ -205,9 +203,8 @@ quota_mt2(const struct sk_buff *skb, const struct xt_match_param *par)
e->quota = 0;
}
q->quota = e->quota;
spin_unlock_bh(&e->lock);
}
spin_unlock_bh(&e->lock);
return ret;
}