diff --git a/django/contrib/sessions/backends/file.py b/django/contrib/sessions/backends/file.py
index 062acca323..221db5cc60 100644
--- a/django/contrib/sessions/backends/file.py
+++ b/django/contrib/sessions/backends/file.py
@@ -31,11 +31,12 @@ class SessionStore(SessionBase):
         try:
             session_file = open(self._key_to_file(), "rb")
             try:
-                session_data = self.decode(session_file.read())
-            except(EOFError, SuspiciousOperation):
-                self._session_key = self._get_new_session_key()
-                self._session_cache = {}
-                self.save()
+                try:
+                    session_data = self.decode(session_file.read())
+                except(EOFError, SuspiciousOperation):
+                    self._session_key = self._get_new_session_key()
+                    self._session_cache = {}
+                    self.save()
             finally:
                 session_file.close()
         except(IOError):
@@ -64,4 +65,4 @@ class SessionStore(SessionBase):
             pass
             
     def clean(self):
-        pass
\ No newline at end of file
+        pass