rados.pyx: make all exceptions accept keyword arguments

Moving the code that makes exceptions accept keyword arguments from the
exception OSError to Error prevents a crash when exceptions not
inheriting OSError are received.

Fixes: http://tracker.ceph.com/issues/24033
Signed-off-by: Rishabh Dave <ridave@redhat.com>
(cherry picked from commit 16458025da1c5854f1ef3840ac7d58fb5a715c64)

diff --git a/src/pybind/rados/rados.pyx b/src/pybind/rados/rados.pyx
index baa4af4e4a87d39d0ae3f9b8b1988a9d22bd9ac0..e9829937a11655f18a03b257d142c6d997d04bf3 100644 (file)
--- a/src/pybind/rados/rados.pyx
+++ b/src/pybind/rados/rados.pyx
@@ -328,21 +328,12 @@ ADMIN_AUID = 0
 
 class Error(Exception):
     """ `Error` class, derived from `Exception` """
-    pass
-
-
-class InvalidArgumentError(Error):
-    pass
-
-
-class OSError(Error):
-    """ `OSError` class, derived from `Error` """
     def __init__(self, message, errno=None):
-        super(OSError, self).__init__(message)
+        super(Exception, self).__init__(message)
         self.errno = errno
 
     def __str__(self):
-        msg = super(OSError, self).__str__()
+        msg = super(Exception, self).__str__()
         if self.errno is None:
             return msg
         return '[errno {0}] {1}'.format(self.errno, msg)
@@ -350,6 +341,13 @@ class OSError(Error):
     def __reduce__(self):
         return (self.__class__, (self.message, self.errno))
 
+class InvalidArgumentError(Error):
+    pass
+
+class OSError(Error):
+    """ `OSError` class, derived from `Error` """
+    pass
+
 class InterruptedOrTimeoutError(OSError):
     """ `InterruptedOrTimeoutError` class, derived from `OSError` """
     pass