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Subject[PATCH 25/29] net/netfilter: rename random32() and net_random() to prandom_u32()
Date
Use more preferable function name which implies using a pseudo-random
number generator.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Cc: Pablo Neira Ayuso <pablo@netfilter.org>
Cc: Patrick McHardy <kaber@trash.net>
Cc: netfilter-devel@vger.kernel.org
Cc: netfilter@vger.kernel.org
Cc: coreteam@netfilter.org
Cc: "David S. Miller" <davem@davemloft.net>
Cc: netdev@vger.kernel.org
---
net/netfilter/ipvs/ip_vs_conn.c | 2 +-
net/netfilter/nf_conntrack_core.c | 4 ++--
net/netfilter/xt_statistic.c | 2 +-
3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/net/netfilter/ipvs/ip_vs_conn.c b/net/netfilter/ipvs/ip_vs_conn.c
index 30e764a..870dff6 100644
--- a/net/netfilter/ipvs/ip_vs_conn.c
+++ b/net/netfilter/ipvs/ip_vs_conn.c
@@ -1200,7 +1200,7 @@ void ip_vs_random_dropentry(struct net *net)
* Randomly scan 1/32 of the whole table every second
*/
for (idx = 0; idx < (ip_vs_conn_tab_size>>5); idx++) {
- unsigned int hash = net_random() & ip_vs_conn_tab_mask;
+ unsigned int hash = prandom_u32() & ip_vs_conn_tab_mask;
struct hlist_node *n;

/*
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index 08cdc71..a8f5c7a 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -263,7 +263,7 @@ static void death_by_event(unsigned long ul_conntrack)
if (nf_conntrack_event(IPCT_DESTROY, ct) < 0) {
/* bad luck, let's retry again */
ecache->timeout.expires = jiffies +
- (random32() % net->ct.sysctl_events_retry_timeout);
+ (prandom_u32() % net->ct.sysctl_events_retry_timeout);
add_timer(&ecache->timeout);
return;
}
@@ -282,7 +282,7 @@ void nf_ct_dying_timeout(struct nf_conn *ct)
/* set a new timer to retry event delivery */
setup_timer(&ecache->timeout, death_by_event, (unsigned long)ct);
ecache->timeout.expires = jiffies +
- (random32() % net->ct.sysctl_events_retry_timeout);
+ (prandom_u32() % net->ct.sysctl_events_retry_timeout);
add_timer(&ecache->timeout);
}
EXPORT_SYMBOL_GPL(nf_ct_dying_timeout);
diff --git a/net/netfilter/xt_statistic.c b/net/netfilter/xt_statistic.c
index 4fe4fb4..11de55e 100644
--- a/net/netfilter/xt_statistic.c
+++ b/net/netfilter/xt_statistic.c
@@ -37,7 +37,7 @@ statistic_mt(const struct sk_buff *skb, struct xt_action_param *par)

switch (info->mode) {
case XT_STATISTIC_MODE_RANDOM:
- if ((net_random() & 0x7FFFFFFF) < info->u.random.probability)
+ if ((prandom_u32() & 0x7FFFFFFF) < info->u.random.probability)
ret = !ret;
break;
case XT_STATISTIC_MODE_NTH:
--
1.7.11.7


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