diff -r 38a325c84564 Lib/distutils/command/upload.py
--- a/Lib/distutils/command/upload.py	Wed Jun 11 17:09:43 2014 -0400
+++ b/Lib/distutils/command/upload.py	Thu Jun 12 00:00:10 2014 +0100
@@ -12,7 +12,7 @@
 from base64 import standard_b64encode
 from urllib.request import urlopen, Request, HTTPError
 from urllib.parse import urlparse
-from distutils.errors import DistutilsOptionError
+from distutils.errors import DistutilsError, DistutilsOptionError
 from distutils.core import PyPIRCCommand
 from distutils.spawn import spawn
 from distutils import log
@@ -184,7 +184,7 @@
             reason = result.msg
         except OSError as e:
             self.announce(str(e), log.ERROR)
-            return
+            raise
         except HTTPError as e:
             status = e.code
             reason = e.msg
@@ -193,8 +193,9 @@
             self.announce('Server response (%s): %s' % (status, reason),
                           log.INFO)
         else:
-            self.announce('Upload failed (%s): %s' % (status, reason),
-                          log.ERROR)
+            msg = 'Upload failed (%s): %s' % (status, reason)
+            self.announce(msg, log.ERROR)
+            raise DistutilsError(msg)
         if self.show_response:
             text = self._read_pypi_response(result)
             msg = '\n'.join(('-' * 75, text, '-' * 75))