From: Gregory P. Smith ext:(%20%5BGoogle%20Inc.%5D) <greg@krypto.org>
Date: Sat, 28 May 2016 19:24:14 +0000 (+0000)
Subject: issue26083: Avoid duplicate error message string from a subprocess exec failure.Avoid... 
X-Git-Tag: v2.7.12rc1~43
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=253c0bff9aaabaf455534d65eeaefee6d7967ef9;p=thirdparty%2FPython%2Fcpython.git

issue26083: Avoid duplicate error message string from a subprocess exec failure.Avoid a duplicate error message string from a subprocess exec failure.
:P
---

diff --git a/Lib/subprocess.py b/Lib/subprocess.py
index 70d129b3a6c0..187566bc05d7 100644
--- a/Lib/subprocess.py
+++ b/Lib/subprocess.py
@@ -1317,7 +1317,7 @@ class Popen(object):
 
                 # Wait for exec to fail or succeed; possibly raising exception
                 data = _eintr_retry_call(os.read, errpipe_read, 1048576)
-                pickle_bits = [data]
+                pickle_bits = []
                 while data:
                     pickle_bits.append(data)
                     data = _eintr_retry_call(os.read, errpipe_read, 1048576)