diff options
author | Daniel Borkmann <dborkman@redhat.com> | 2014-08-23 20:58:54 +0200 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2014-08-23 12:21:21 -0700 |
commit | 8fc54f68919298ff9689d980efb495707ef43f30 (patch) | |
tree | c8a0c89621a9e670be02764a357bb6e73ed7ab6c /net/ipv4/netfilter/ipt_CLUSTERIP.c | |
parent | 690e36e726d00d2528bc569809048adf61550d80 (diff) | |
download | linux-8fc54f68919298ff9689d980efb495707ef43f30.tar.bz2 |
net: use reciprocal_scale() helper
Replace open codings of (((u64) <x> * <y>) >> 32) with reciprocal_scale().
Signed-off-by: Daniel Borkmann <dborkman@redhat.com>
Cc: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/netfilter/ipt_CLUSTERIP.c')
-rw-r--r-- | net/ipv4/netfilter/ipt_CLUSTERIP.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c index 2510c02c2d21..e90f83a3415b 100644 --- a/net/ipv4/netfilter/ipt_CLUSTERIP.c +++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c @@ -285,7 +285,7 @@ clusterip_hashfn(const struct sk_buff *skb, } /* node numbers are 1..n, not 0..n */ - return (((u64)hashval * config->num_total_nodes) >> 32) + 1; + return reciprocal_scale(hashval, config->num_total_nodes) + 1; } static inline int |