GH367 follow-up, for more clarity

[openssl.git] / crypto / dsa / dsa_gen.c

diff --git a/crypto/dsa/dsa_gen.c b/crypto/dsa/dsa_gen.c
index 44c47a3f82970c8058ece47b01a87c85ebd2aa90..1f12d6b4f7b70c5442fe21de650d5fcee003becd 100644 (file)
--- a/crypto/dsa/dsa_gen.c
+++ b/crypto/dsa/dsa_gen.c
@@ -165,7 +165,7 @@ int dsa_builtin_paramgen(DSA *ret, size_t bits, size_t qbits,
         if (seed_len < (size_t)qsize)
             return 0;
         if (seed_len > (size_t)qsize) {
-            /* Don't overflow seed local variable. */
+            /* Only consume as much seed as is expected. */
             seed_len = qsize;
         }
         memcpy(seed, seed_in, seed_len);
@@ -192,13 +192,13 @@ int dsa_builtin_paramgen(DSA *ret, size_t bits, size_t qbits,
 
     for (;;) {
         for (;;) {              /* find q */
-            int seed_is_random = seed_in == NULL;
+            int use_random_seed = (seed_in == NULL);
 
             /* step 1 */
             if (!BN_GENCB_call(cb, 0, m++))
                 goto err;
 
-            if (seed_is_random) {
+            if (use_random_seed) {
                 if (RAND_bytes(seed, qsize) <= 0)
                     goto err;
             } else {
@@ -230,7 +230,7 @@ int dsa_builtin_paramgen(DSA *ret, size_t bits, size_t qbits,
 
             /* step 4 */
             r = BN_is_prime_fasttest_ex(q, DSS_prime_checks, ctx,
-                                        seed_is_random, cb);
+                                        use_random_seed, cb);
             if (r > 0)
                 break;
             if (r != 0)