Use BITS_TO_LIMBS and MPZ_NEWALLOC in random functions.

2 files changed, 4 insertions, 4 deletions

diff --git a/mpz/rrandomb.c b/mpz/rrandomb.c
index 3e06e2c70..739d14cc6 100644
--- a/mpz/rrandomb.c
+++ b/mpz/rrandomb.c
@@ -30,10 +30,10 @@ mpz_rrandomb (mpz_ptr x, gmp_randstate_t rstate, mp_bitcnt_t nbits)
   mp_size_t nl;
   mp_ptr xp;
 
-  nl = (nbits + GMP_NUMB_BITS - 1) / GMP_NUMB_BITS;
+  nl = BITS_TO_LIMBS (nbits);
   if (nbits != 0)
     {
-      xp = MPZ_REALLOC (x, nl);
+      xp = MPZ_NEWALLOC (x, nl);
       gmp_rrandomb (xp, rstate, nbits);
     }
 
@@ -58,7 +58,7 @@ gmp_rrandomb (mp_ptr rp, gmp_randstate_t rstate, mp_bitcnt_t nbits)
   mp_size_t i;
 
   /* Set entire result to 111..1  */
-  i = (nbits + GMP_NUMB_BITS - 1) / GMP_NUMB_BITS - 1;
+  i = BITS_TO_LIMBS (nbits) - 1;
   rp[i] = GMP_NUMB_MAX >> (GMP_NUMB_BITS - (nbits % GMP_NUMB_BITS)) % GMP_NUMB_BITS;
   for (i = i - 1; i >= 0; i--)
     rp[i] = GMP_NUMB_MAX;
diff --git a/mpz/urandomb.c b/mpz/urandomb.c
index fc7ec55ce..00b6f2ed8 100644
--- a/mpz/urandomb.c
+++ b/mpz/urandomb.c
@@ -29,7 +29,7 @@ mpz_urandomb (mpz_ptr rop, gmp_randstate_t rstate, mp_bitcnt_t nbits)
   mp_size_t size;
 
   size = BITS_TO_LIMBS (nbits);
-  rp = MPZ_REALLOC (rop, size);
+  rp = MPZ_NEWALLOC (rop, size);
 
   _gmp_rand (rp, rstate, nbits);
   MPN_NORMALIZE (rp, size);