svn commit: r343991 - head/sbin/gbde
Conrad Meyer
cem at FreeBSD.org
Mon Feb 11 00:11:03 UTC 2019
Author: cem
Date: Mon Feb 11 00:11:02 2019
New Revision: 343991
URL: https://svnweb.freebsd.org/changeset/base/343991
Log:
gbde(8) - simplify randomisation with arc4random_buf
Submitted by: David CARLIER <devnexen AT gmail.com>
Differential Revision: https://reviews.freebsd.org/D18678
Modified:
head/sbin/gbde/gbde.c
Modified: head/sbin/gbde/gbde.c
==============================================================================
--- head/sbin/gbde/gbde.c Sun Feb 10 23:58:56 2019 (r343990)
+++ head/sbin/gbde/gbde.c Mon Feb 11 00:11:02 2019 (r343991)
@@ -174,18 +174,7 @@ g_read_data(struct g_consumer *cp, off_t offset, off_t
static void
random_bits(void *p, u_int len)
{
- static int fdr = -1;
- int i;
-
- if (fdr < 0) {
- fdr = open("/dev/urandom", O_RDONLY);
- if (fdr < 0)
- err(1, "/dev/urandom");
- }
-
- i = read(fdr, p, len);
- if (i != (int)len)
- err(1, "read from /dev/urandom");
+ arc4random_buf(p, len);
}
/* XXX: not nice */
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