From 4c3ae4d7e727eac6f6eb23587cef0413734d4ae1 Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Thu, 22 Feb 2007 01:26:32 -0800 Subject: [IPV4]: Use random32() in net/ipv4/multipath Removed local random number generator function Signed-off-by: Joe Perches Signed-off-by: David S. Miller --- net/ipv4/multipath_wrandom.c | 15 ++------------- 1 file changed, 2 insertions(+), 13 deletions(-) (limited to 'net/ipv4/multipath_wrandom.c') diff --git a/net/ipv4/multipath_wrandom.c b/net/ipv4/multipath_wrandom.c index 2bdbb92b450..57c50369453 100644 --- a/net/ipv4/multipath_wrandom.c +++ b/net/ipv4/multipath_wrandom.c @@ -32,6 +32,7 @@ #include #include #include +#include #include #include #include @@ -84,18 +85,6 @@ struct multipath_route { /* state: primarily weight per route information */ static struct multipath_bucket state[MULTIPATH_STATE_SIZE]; -/* interface to random number generation */ -static unsigned int RANDOM_SEED = 93186752; - -static inline unsigned int random(unsigned int ubound) -{ - static unsigned int a = 1588635695, - q = 2, - r = 1117695901; - RANDOM_SEED = a*(RANDOM_SEED % q) - r*(RANDOM_SEED / q); - return RANDOM_SEED % ubound; -} - static unsigned char __multipath_lookup_weight(const struct flowi *fl, const struct rtable *rt) { @@ -193,7 +182,7 @@ static void wrandom_select_route(const struct flowi *flp, /* choose a weighted random candidate */ decision = first; - selector = random(power); + selector = random32() % power; last_power = 0; /* select candidate, adjust GC data and cleanup local state */ -- cgit v1.2.3