diff --git a/PIL/ImageFile.py b/PIL/ImageFile.py
index 3b60c0d05..17fda52e5 100644
--- a/PIL/ImageFile.py
+++ b/PIL/ImageFile.py
@@ -205,10 +205,10 @@ class ImageFile(Image.Image):
                             break
                         else:
                             raise IndexError(ie)
-                            
+
                     if not s: # truncated jpeg
                         self.tile = []
-                        
+
                         if LOAD_TRUNCATED_IMAGES:
                             break
                         else:
@@ -226,7 +226,7 @@ class ImageFile(Image.Image):
 
         self.fp = None # might be shared
 
-        if (t == 0 or not LOAD_TRUNCATED_IMAGES) and not self.map and e < 0:
+        if (not LOAD_TRUNCATED_IMAGES or t == 0) and not self.map and e < 0:
             # still raised if decoder fails to return anything
             raise_ioerror(e)