exchange

commit ee0d0dd33f391c5b9b03e781e42e085a5ed3c126
parent c167fd8f8fc5536b70a3d61c36d14e205e04890b
Author: Christian Grothoff <christian@grothoff.org>
Date:   Tue, 21 Apr 2020 14:53:05 +0200

fix #6193

Diffstat:
M
src/lib/exchange_api_refresh_common.c
 | 
10
+++-------

1 file changed, 3 insertions(+), 7 deletions(-)
diff --git a/src/lib/exchange_api_refresh_common.c b/src/lib/exchange_api_refresh_common.c
@@ -62,13 +62,9 @@ TALER_EXCHANGE_free_melt_data_ (struct MeltData *md)
 
   for (unsigned int i = 0; i<TALER_CNC_KAPPA; i++)
     GNUNET_free_non_null (md->fresh_coins[i]);
-  /* Finally, clean up a bit...
-     (NOTE: compilers might optimize this away, so this is
-     not providing any strong assurances that the key material
-     is purged.) */
-  memset (md,
-          0,
-          sizeof (struct MeltData));
+  /* Finally, clean up a bit... */
+  GNUNET_CRYPTO_zero_keys (md,
+                           sizeof (struct MeltData));
 }