fix None errno #5312
diff --git a/Lib/os.py b/Lib/os.py
index 5a020d3..65f88ba 100644
--- a/Lib/os.py
+++ b/Lib/os.py
@@ -372,8 +372,8 @@
saved_exc = e
saved_tb = tb
if saved_exc:
- raise error(saved_exc).with_traceback(saved_tb)
- raise error(last_exc).with_traceback(tb)
+ raise saved_exc.with_traceback(saved_tb)
+ raise last_exc.with_traceback(tb)
# Change environ to automatically call putenv(), unsetenv if they exist.
diff --git a/Lib/test/test_subprocess.py b/Lib/test/test_subprocess.py
index 5d3e040..2070495 100644
--- a/Lib/test/test_subprocess.py
+++ b/Lib/test/test_subprocess.py
@@ -535,7 +535,7 @@
# Windows raises IOError
except (IOError, OSError) as err:
if err.errno != 2: # ignore "no such file"
- pass # XXX see #5312
+ raise
#
# POSIX tests