don't count on MFS in add_blkdev_randomness

diff --git a/sys/dev/rnd.c b/sys/dev/rnd.c
index cb912b4..cf4912c 100644 (file)
--- a/sys/dev/rnd.c
+++ b/sys/dev/rnd.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: rnd.c,v 1.12 1996/12/28 19:06:28 niklas Exp $ */
+/*     $OpenBSD: rnd.c,v 1.13 1997/01/01 16:16:13 mickey Exp $ */
 
 /*
  * random.c -- A strong random number generator
@@ -573,8 +573,9 @@ add_blkdev_randomness(dev)
        /*
         * Happens before randomattach() has been run and then later
         * when NODEV buffers get fed to biodone().  XXX Howcome?
+        * XXX don't count on mfs (major==255)
         */
-       if (dev == NODEV || blkdev_timer_state == NULL)
+       if (dev == NODEV || major(dev) == 255 || blkdev_timer_state == NULL)
                return;
 
 #ifdef DIAGNOSTIC