From 054114027f9e1c5815686ea45ed47401c4208425 Mon Sep 17 00:00:00 2001
From: Ignotus Peverell <igno.peverell@protonmail.com>
Date: Thu, 22 Mar 2018 04:58:25 +0000
Subject: [PATCH] Index first when hashing nodes in MMR. Fixes #814

---
 core/src/ser.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/core/src/ser.rs b/core/src/ser.rs
index b18910bdd..cbbb1ec3b 100644
--- a/core/src/ser.rs
+++ b/core/src/ser.rs
@@ -565,14 +565,14 @@ pub trait PMMRIndexHashable {
 
 impl<T: PMMRable> PMMRIndexHashable for T {
 	fn hash_with_index(&self, index: u64) -> Hash {
-		(self, index).hash()
+		(index, self).hash()
 	}
 }
 
 // Convenient way to hash two existing hashes together with an index.
 impl PMMRIndexHashable for (Hash, Hash) {
 	fn hash_with_index(&self, index: u64) -> Hash {
-		(&self.0, &self.1, index).hash()
+		(index, &self.0, &self.1).hash()
 	}
 }