Fix accidental use of C99 for loop.

* rsa-sign-tr.c (sec_equal): Fix accidental use of C99 for loop.
Reported by Andreas Gustafsson.
* testsuite/rsa-sec-decrypt-test.c (test_main): Likewise.

ChangeLog

+2018-12-26  Niels Möller  <nisse@lysator.liu.se>
+
+	* rsa-sign-tr.c (sec_equal): Fix accidental use of C99 for loop.
+	Reported by Andreas Gustafsson.
+	* testsuite/rsa-sec-decrypt-test.c (test_main): Likewise.
+
 2018-12-04  Niels Möller  <nisse@lysator.liu.se>
 
 	* Released nettle-3.4.1.

rsa-sign-tr.c

@@ -239,8 +239,9 @@ static int
 sec_equal(const mp_limb_t *a, const mp_limb_t *b, size_t limbs)
 {
   volatile mp_limb_t z = 0;
+  size_t i;
 
-  for (size_t i = 0; i < limbs; i++)
+  for (i = 0; i < limbs; i++)
     {
       z |= (a[i] ^ b[i]);
     }

testsuite/rsa-sec-decrypt-test.c

@@ -68,6 +68,7 @@ test_main(void)
   unsigned n_size = 1024;
   mpz_t gibberish;
   mpz_t garbage;
+  size_t size;
 
   rsa_private_key_init(&key);
   rsa_public_key_init(&pub);
@@ -78,7 +79,7 @@ test_main(void)
 
   memset(verifybad, 'A', PAYLOAD_SIZE);
 
-  for (size_t size = 1; size < 51; size++)
+  for (size = 1; size < 51; size++)
     {
       ASSERT (rsa_generate_keypair(&pub, &key, &random_ctx,
 			           (nettle_random_func *) knuth_lfib_random,