# HG changeset patch
# User Marcin Kuzminski <marcin@rhodecode.com>
# Date 2018-02-03 18:49:26
# Node ID 270ea1449b69690b9df1c8915c4654734bbdf068
# Parent  58336b172ef93261057983b6eb99f72cbbe8f8e6

subprocessio: use safe b.read() and prevent potential valueErrors

diff --git a/vcsserver/subprocessio.py b/vcsserver/subprocessio.py
--- a/vcsserver/subprocessio.py
+++ b/vcsserver/subprocessio.py
@@ -141,7 +141,12 @@ class InputStreamChunker(Thread):
 
             t.append(b)
             da.set()
-            b = s.read(cs)
+
+            try:
+                b = s.read(cs)
+            except ValueError:
+                b = ''
+
         self.EOF.set()
         da.set()  # for cases when done but there was no input.