crypto/sha256: simplify interface.

[ccan] / ccan / crypto / shachain / shachain.c

diff --git a/ccan/crypto/shachain/shachain.c b/ccan/crypto/shachain/shachain.c
index 94d7d6466c0a05b4fdac6c57b9bcbc6f3b9b0f13..8c9fdcf50fe2de50f72ce64524e2e9c216f1e827 100644 (file)
--- a/ccan/crypto/shachain/shachain.c
+++ b/ccan/crypto/shachain/shachain.c
@@ -33,7 +33,7 @@ static void derive(shachain_index_t from, shachain_index_t to,
        for (i = ilog64(branches) - 1; i >= 0; i--) {
                if (((branches >> i) & 1)) {
                        change_bit(hash->u.u8, i);
-                       sha256(hash, hash, 1);
+                       sha256(hash, hash, sizeof(*hash));
                }
        }
 }