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-rw-r--r--src/util/crypto.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/util/crypto.c b/src/util/crypto.c
index e650f1902..cbc5f2cb2 100644
--- a/src/util/crypto.c
+++ b/src/util/crypto.c
@@ -329,7 +329,7 @@ TALER_refresh_get_commitment (struct TALER_RefreshCommitmentP *rc,
hash_context */
for (unsigned int i = 0; i<num_new_coins; i++)
{
- char *buf;
+ void *buf;
size_t buf_size;
/* The denomination keys should / must all be identical regardless