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authorPedro F. Giffuni <pfg@FreeBSD.org>2018-01-04 15:57:49 +0000
committerPedro F. Giffuni <pfg@FreeBSD.org>2018-01-04 15:57:49 +0000
commitf76bc9ec8a75aaa4ef792d38022168946c802583 (patch)
tree32be152f385a077080dbd16b3b4fa7d44b5e4ff0 /sys/netinet6
parent8fb5108ae302ed2d2817487ece5411bc40e759c3 (diff)
Notes
Diffstat (limited to 'sys/netinet6')
-rw-r--r--sys/netinet6/ip6_id.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/sys/netinet6/ip6_id.c b/sys/netinet6/ip6_id.c
index cf808061e85c..b4b0087ad404 100644
--- a/sys/netinet6/ip6_id.c
+++ b/sys/netinet6/ip6_id.c
@@ -63,7 +63,7 @@
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
- * $OpenBSD: ip_id.c,v 1.6 2002/03/15 18:19:52 millert Exp $
+ * $OpenBSD: ip6_id.c,v 1.2 2003/12/10 07:21:01 itojun Exp $
*/
#include <sys/cdefs.h>
@@ -229,15 +229,12 @@ static u_int32_t
randomid(struct randomtab *p)
{
int i, n;
- u_int32_t tmp;
if (p->ru_counter >= p->ru_max || time_uptime > p->ru_reseed)
initid(p);
- tmp = arc4random();
-
/* Skip a random number of ids */
- n = tmp & 0x3; tmp = tmp >> 2;
+ n = arc4random() & 0x3;
if (p->ru_counter + n >= p->ru_max)
initid(p);
@@ -248,7 +245,7 @@ randomid(struct randomtab *p)
p->ru_counter += i;
- return (p->ru_seed ^ pmod(p->ru_g, p->ru_seed2 ^ p->ru_x, p->ru_n)) |
+ return (p->ru_seed ^ pmod(p->ru_g, p->ru_seed2 + p->ru_x, p->ru_n)) |
p->ru_msb;
}