From 9d9d8e213361bd304614ea350585cded734d834d Mon Sep 17 00:00:00 2001
From: Christopher Jeffrey <chjjeffrey@gmail.com>
Date: Wed, 28 Jun 2017 02:32:00 -0700
Subject: [PATCH] refactor: lint.

---
 lib/crypto/pbkdf2-browser.js | 6 +++---
 test/bech32-test.js          | 1 -
 2 files changed, 3 insertions(+), 4 deletions(-)

diff --git a/lib/crypto/pbkdf2-browser.js b/lib/crypto/pbkdf2-browser.js
index 5366bed8..a36434ba 100644
--- a/lib/crypto/pbkdf2-browser.js
+++ b/lib/crypto/pbkdf2-browser.js
@@ -65,7 +65,7 @@ exports.derive = function derive(key, salt, iter, len, alg) {
 exports.deriveAsync = async function deriveAsync(key, salt, iter, len, alg) {
   var algo = { name: 'PBKDF2' };
   var use = ['deriveBits'];
-  var options, key, data;
+  var options, imported, data;
 
   if (!subtle.importKey || !subtle.deriveBits)
     return exports.derive(key, salt, iter, len, alg);
@@ -77,8 +77,8 @@ exports.deriveAsync = async function deriveAsync(key, salt, iter, len, alg) {
     hash: getHash(alg)
   };
 
-  key = await subtle.importKey('raw', key, algo, false, use);
-  data = await subtle.deriveBits(options, key, len * 8);
+  imported = await subtle.importKey('raw', key, algo, false, use);
+  data = await subtle.deriveBits(options, imported, len * 8);
 
   return Buffer.from(data);
 };
diff --git a/test/bech32-test.js b/test/bech32-test.js
index 2a6b2d15..0322a235 100644
--- a/test/bech32-test.js
+++ b/test/bech32-test.js
@@ -100,7 +100,6 @@ describe('Bech32', function() {
 
   function fromAddress(hrp, addr) {
     var dec = bech32.decode(addr);
-    var data;
 
     if (dec.hrp !== hrp)
       throw new Error('Invalid bech32 prefix or data length.');