From b7e661b12c8f78981a7de4cf4177a37cc5b3c68b Mon Sep 17 00:00:00 2001
From: Ben Noordhuis <info@bnoordhuis.nl>
Date: Wed, 22 Jun 2016 14:07:56 +0200
Subject: [PATCH] src: remove duplicate HMAC_Init calls

PR-URL: https://github.com/nodejs/node/pull/7374
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
---
 src/node_crypto.cc | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/src/node_crypto.cc b/src/node_crypto.cc
index d7dcd6936c4352..eda62489a76107 100644
--- a/src/node_crypto.cc
+++ b/src/node_crypto.cc
@@ -3591,13 +3591,10 @@ void Hmac::HmacInit(const char* hash_type, const char* key, int key_len) {
     return env()->ThrowError("Unknown message digest");
   }
   HMAC_CTX_init(&ctx_);
-  int result = 0;
   if (key_len == 0) {
-    result = HMAC_Init(&ctx_, "", 0, md);
-  } else {
-    result = HMAC_Init(&ctx_, key, key_len, md);
+    key = "";
   }
-  if (!result) {
+  if (!HMAC_Init(&ctx_, key, key_len, md)) {
     return ThrowCryptoError(env(), ERR_get_error());
   }
   initialised_ = true;