diff options
Diffstat (limited to 'net/netfilter/xt_quota.c')
-rw-r--r-- | net/netfilter/xt_quota.c | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/net/netfilter/xt_quota.c b/net/netfilter/xt_quota.c index bfdde06ca0b7..dae97445b87b 100644 --- a/net/netfilter/xt_quota.c +++ b/net/netfilter/xt_quota.c @@ -16,19 +16,20 @@ MODULE_ALIAS("ip6t_quota"); static DEFINE_SPINLOCK(quota_lock); -static int +static bool match(const struct sk_buff *skb, const struct net_device *in, const struct net_device *out, const struct xt_match *match, const void *matchinfo, - int offset, unsigned int protoff, int *hotdrop) + int offset, unsigned int protoff, bool *hotdrop) { - struct xt_quota_info *q = ((struct xt_quota_info *)matchinfo)->master; - int ret = q->flags & XT_QUOTA_INVERT ? 1 : 0; + struct xt_quota_info *q = + ((const struct xt_quota_info *)matchinfo)->master; + bool ret = q->flags & XT_QUOTA_INVERT; spin_lock_bh("a_lock); if (q->quota >= skb->len) { q->quota -= skb->len; - ret ^= 1; + ret = !ret; } else { /* we do not allow even small packets from now on */ q->quota = 0; @@ -38,21 +39,21 @@ match(const struct sk_buff *skb, return ret; } -static int +static bool checkentry(const char *tablename, const void *entry, const struct xt_match *match, void *matchinfo, unsigned int hook_mask) { - struct xt_quota_info *q = (struct xt_quota_info *)matchinfo; + struct xt_quota_info *q = matchinfo; if (q->flags & ~XT_QUOTA_MASK) - return 0; + return false; /* For SMP, we only want to use one set of counters. */ q->master = q; - return 1; + return true; } -static struct xt_match xt_quota_match[] = { +static struct xt_match xt_quota_match[] __read_mostly = { { .name = "quota", .family = AF_INET, |