clean up GNUNET_CRYPTO_pow_hash API

1 files changed, 4 insertions, 2 deletions

diff --git a/src/revocation/revocation_api.c b/src/revocation/revocation_api.c
index e0b195aa9..75cfd8761 100644
--- a/src/revocation/revocation_api.c
+++ b/src/revocation/revocation_api.c
@@ -103,6 +103,8 @@ struct GNUNET_REVOCATION_PowCalculationHandle
 
 };
 
+static struct GNUNET_CRYPTO_PowSalt salt = { "GnsRevocationPow" };
+
 /**
  * Generic error handler, called with the appropriate
  * error code and the same closure specified at the creation of
@@ -483,7 +485,7 @@ GNUNET_REVOCATION_check_pow (const struct GNUNET_REVOCATION_PowP *pow,
   {
     pow_val = GNUNET_ntohll (pow->pow[i]);
     GNUNET_memcpy (buf, &pow->pow[i], sizeof(uint64_t));
-    GNUNET_CRYPTO_pow_hash ("GnsRevocationPow",
+    GNUNET_CRYPTO_pow_hash (&salt,
                             buf,
                             sizeof(buf),
                             &result);
@@ -644,7 +646,7 @@ GNUNET_REVOCATION_pow_round (struct GNUNET_REVOCATION_PowCalculationHandle *pc)
   GNUNET_memcpy (&buf[sizeof(uint64_t) * 2],
                  &pc->pow->key,
                  sizeof(struct GNUNET_CRYPTO_EcdsaPublicKey));
-  GNUNET_CRYPTO_pow_hash ("GnsRevocationPow",
+  GNUNET_CRYPTO_pow_hash (&salt,
                           buf,
                           sizeof(buf),
                           &result);