Index: /trunk/pdns/pdns/ext/polarssl-1.1.2/library/bignum.c
===================================================================
--- /trunk/pdns/pdns/ext/polarssl-1.1.2/library/bignum.c	(revision 2586)
+++ /trunk/pdns/pdns/ext/polarssl-1.1.2/library/bignum.c	(revision 2593)
@@ -1619,9 +1619,8 @@
     int ret;
 
-    MPI_CHK( mpi_grow( X, size ) );
+    MPI_CHK( mpi_grow( X, CHARS_TO_LIMBS( size ) ) );
     MPI_CHK( mpi_lset( X, 0 ) );
 
-    MPI_CHK( f_rng( p_rng, (unsigned char *) X->p, X->n * ciL ) );
-
+    MPI_CHK( f_rng( p_rng, (unsigned char *) X->p, size ) );
 cleanup:
     return( ret );