From: Mark Wooding <mdw@distorted.org.uk>
Date: Sat, 13 Jul 2013 15:34:40 +0000 (+0100)
Subject: rand/noise.c (noise_timer): Actually update previous time.
X-Git-Tag: 2.1.7~19
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/catacomb/commitdiff_plain/fc8f52d72cb5d0296e85faf6fb834cd7bf10d7bf?ds=sidebyside

rand/noise.c (noise_timer): Actually update previous time.

A long-standing bug.  Oops.
---

diff --git a/rand/noise.c b/rand/noise.c
index 00f036a8..7eb4c712 100644
--- a/rand/noise.c
+++ b/rand/noise.c
@@ -113,6 +113,7 @@ static int timer(rand_pool *r, struct timeval *tv)
   x = tv->tv_usec + MILLION * tv->tv_sec;
   d = x ^ noise_last;
   dd = d ^ noise_diff;
+  noise_last = x;
   noise_diff = d;
   de = bitcount(d);
   dde = bitcount(dd);