From fcf09ea42e0a4216292152b12514329ce49e7706 Mon Sep 17 00:00:00 2001
From: Alex Polcyn <apolcyn@google.com>
Date: Tue, 6 Dec 2016 04:00:05 +0000
Subject: handle empty string for qps workers in driver and dont quit them on
 netperf

---
 test/cpp/qps/driver.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'test/cpp/qps/driver.cc')

diff --git a/test/cpp/qps/driver.cc b/test/cpp/qps/driver.cc
index ea0b38e8ad..22b2cd080d 100644
--- a/test/cpp/qps/driver.cc
+++ b/test/cpp/qps/driver.cc
@@ -101,7 +101,7 @@ static std::unordered_map<string, std::deque<int>> get_hosts_and_cores(
 
 static deque<string> get_workers(const string& name) {
   char* env = gpr_getenv(name.c_str());
-  if (!env) return deque<string>();
+  if (!env || strlen(env) == 0) return deque<string>();
 
   deque<string> out;
   char* p = env;
-- 
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