From: Martin Mares <mj@ucw.cz>
Date: Fri, 15 Sep 2006 19:14:59 +0000 (+0200)
Subject: Guard against calls of random_max() with too large range.
X-Git-Tag: holmes-import~539^2
X-Git-Url: http://mj.ucw.cz/gitweb/?a=commitdiff_plain;h=2b1638ca50138978705051fe9ea7fd64444459b4;p=libucw.git

Guard against calls of random_max() with too large range.
---

diff --git a/lib/random.c b/lib/random.c
index 87f7f544..211986b7 100644
--- a/lib/random.c
+++ b/lib/random.c
@@ -19,6 +19,7 @@ random_max(uns max)
 {
   uns r, l;
 
+  ASSERT(max <= (1 << 30));
   l = (RAND_MAX + 1U) - ((RAND_MAX + 1U) % max);
   do
     r = random();