From 5cd0fd7992ab591477ecd33fb616a981887bf54e Mon Sep 17 00:00:00 2001
From: Cong Lin <conglin@google.com>
Date: Tue, 10 Mar 2020 19:47:36 -0700
Subject: [PATCH] L3 oemcrypto: Replace NULL with nullptr

Merge from Widevine repo of https://widevine-internal-review.git.corp.google.com/c/cdm/+/95206

Only one file is affected in Android repo.

Bug: 149050172
Test: Unit tests
Change-Id: I3251b9997733e59b18c0b5727205067dcc3a963c
---
 libwvdrmengine/oemcrypto/renewal/derive_key.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libwvdrmengine/oemcrypto/renewal/derive_key.cpp b/libwvdrmengine/oemcrypto/renewal/derive_key.cpp
index 8db2afaa..9cde5a92 100644
--- a/libwvdrmengine/oemcrypto/renewal/derive_key.cpp
+++ b/libwvdrmengine/oemcrypto/renewal/derive_key.cpp
@@ -85,7 +85,7 @@ static std::string GetSSLError() {
 static bool DeriveKey(const std::vector<uint8_t>& key,
                       const std::vector<uint8_t>& context,
                       std::vector<uint8_t>* out) {
-  if (key.empty() || context.empty() || out == NULL) {
+  if (key.empty() || context.empty() || out == nullptr) {
     std::cerr << "DeriveKey(): Invalid inputs" << std::endl;
     return false;
   }