Use the return value from write(2)
This prevents a warning when building with crypto-mdebug.
/*
- * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
*
* Licensed under the OpenSSL license (the "License"). You may not use
* this file except in compliance with the License. You can obtain a copy
@@ -126,13 +126,16 @@ static int shouldfail(void)
{
int roll = (int)(random() % 100);
int shoulditfail = roll < md_fail_percent;
+ int len;
char buff[80];
if (md_tracefd > 0) {
BIO_snprintf(buff, sizeof(buff),
"%c C%ld %%%d R%d\n",
shoulditfail ? '-' : '+', md_count, md_fail_percent, roll);
- write(md_tracefd, buff, strlen(buff));
+ len = strlen(buff);
+ if (write(md_tracefd, buff, len) != len)
+ perror("shouldfail write failed");
#ifndef OPENSSL_NO_CRYPTO_MDEBUG_BACKTRACE
if (shoulditfail) {
void *addrs[30];
