From 0346089caac58f5866e770999fd0055e16c52d78 Mon Sep 17 00:00:00 2001
From: Dan Miller <danjm.com@gmail.com>
Date: Wed, 27 Mar 2019 15:57:44 -0230
Subject: [PATCH 1/2] getHexGasTotal and increaseLastGasPrice now gracefully
 handle null and undefined values

---
 ui/app/helpers/utils/confirm-tx.util.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ui/app/helpers/utils/confirm-tx.util.js b/ui/app/helpers/utils/confirm-tx.util.js
index f843db11827c..853427b31bd9 100644
--- a/ui/app/helpers/utils/confirm-tx.util.js
+++ b/ui/app/helpers/utils/confirm-tx.util.js
@@ -13,7 +13,7 @@ import {
 import { unconfirmedTransactionsCountSelector } from '../../selectors/confirm-transaction'
 
 export function increaseLastGasPrice (lastGasPrice) {
-  return ethUtil.addHexPrefix(multiplyCurrencies(lastGasPrice, 1.1, {
+  return ethUtil.addHexPrefix(multiplyCurrencies(lastGasPrice || '0x0', 1.1, {
     multiplicandBase: 16,
     multiplierBase: 10,
     toNumericBase: 'hex',
@@ -28,7 +28,7 @@ export function hexGreaterThan (a, b) {
 }
 
 export function getHexGasTotal ({ gasLimit, gasPrice }) {
-  return ethUtil.addHexPrefix(multiplyCurrencies(gasLimit, gasPrice, {
+  return ethUtil.addHexPrefix(multiplyCurrencies(gasLimit || '0x0', gasPrice || '0x0', {
     toNumericBase: 'hex',
     multiplicandBase: 16,
     multiplierBase: 16,

From 31d8b279e43b7ebd6fcb11752d24c67f12a6b622 Mon Sep 17 00:00:00 2001
From: Dan Miller <danjm.com@gmail.com>
Date: Wed, 27 Mar 2019 17:01:25 -0230
Subject: [PATCH 2/2] Defaults to the args list in increaseLastGasPrice and
 getHexGasTotal

---
 ui/app/helpers/utils/confirm-tx.util.js | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/ui/app/helpers/utils/confirm-tx.util.js b/ui/app/helpers/utils/confirm-tx.util.js
index 853427b31bd9..224560f5a719 100644
--- a/ui/app/helpers/utils/confirm-tx.util.js
+++ b/ui/app/helpers/utils/confirm-tx.util.js
@@ -12,8 +12,8 @@ import {
 
 import { unconfirmedTransactionsCountSelector } from '../../selectors/confirm-transaction'
 
-export function increaseLastGasPrice (lastGasPrice) {
-  return ethUtil.addHexPrefix(multiplyCurrencies(lastGasPrice || '0x0', 1.1, {
+export function increaseLastGasPrice (lastGasPrice = '0x0') {
+  return ethUtil.addHexPrefix(multiplyCurrencies(lastGasPrice, 1.1, {
     multiplicandBase: 16,
     multiplierBase: 10,
     toNumericBase: 'hex',
@@ -27,8 +27,8 @@ export function hexGreaterThan (a, b) {
   )
 }
 
-export function getHexGasTotal ({ gasLimit, gasPrice }) {
-  return ethUtil.addHexPrefix(multiplyCurrencies(gasLimit || '0x0', gasPrice || '0x0', {
+export function getHexGasTotal ({ gasLimit = '0x0', gasPrice = '0x0' }) {
+  return ethUtil.addHexPrefix(multiplyCurrencies(gasLimit, gasPrice, {
     toNumericBase: 'hex',
     multiplicandBase: 16,
     multiplierBase: 16,