diff -up shadow-4.1.1/libmisc/salt.c.saltSize shadow-4.1.1/libmisc/salt.c
--- shadow-4.1.1/libmisc/salt.c.saltSize	2008-05-20 13:36:06.000000000 +0200
+++ shadow-4.1.1/libmisc/salt.c	2008-05-20 13:39:30.000000000 +0200
@@ -90,9 +90,10 @@ static void seedRNG (void)
  */
 static unsigned int SHA_salt_size (void)
 {
-	double rand_rounds = 9 * random ();
-	rand_rounds /= RAND_MAX;
-	return 8 + rand_rounds;
+        unsigned int rand_rounds;
+        seedRNG ();
+        rand_rounds = random () % 9;
+        return 8 + rand_rounds;
 }
 
 /* ! Arguments evaluated twice ! */