(dsa_generate_keypair): Avoid double init of mpz

variable. Spotted by Nikos Mavrogiannopoulos.

Rev: nettle/ChangeLog:1.167
Rev: nettle/dsa-keygen.c:1.10

ChangeLog

+2011-05-21  Niels Mller  <nisse@lysator.liu.se>
+
+	* dsa-keygen.c (dsa_generate_keypair): Avoid double init of mpz
+	variable. Spotted by Nikos Mavrogiannopoulos.
+
 2011-05-06  Niels Mller  <nisse@lysator.liu.se>
 
 	* configure.ac: Fix link flags for shared libraries on Solaris,

dsa-keygen.c

@@ -106,7 +106,7 @@ dsa_generate_keypair(struct dsa_public_key *pub,
   if (progress)
     progress (progress_ctx, 'g');
 
-  mpz_init_set(r, pub->q);
+  mpz_set(r, pub->q);
   mpz_sub_ui(r, r, 2);
   nettle_mpz_random(key->x, random_ctx, random, r);