Mercurial > cpython-lru_cache-weakref

diff Python/traceback.c @ 84750:82e9a9f8be3c 3.3

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Check return value of PyObject_AsFileDescriptor() in _Py_DisplaySourceLine() for error CID 486768
author Christian Heimes <christian@cheimes.de>
date Sun, 21 Jul 2013 01:53:10 +0200
parents ff7fc6a91212
children 8fdb83492a58 19a8c3e36cfb
line wrap: on
line diff
--- a/Python/traceback.c	Sat Jul 20 22:54:25 2013 +0200
+++ b/Python/traceback.c	Sun Jul 21 01:53:10 2013 +0200
@@ -255,6 +255,11 @@
 
     /* use the right encoding to decode the file as unicode */
     fd = PyObject_AsFileDescriptor(binary);
+    if (fd < 0) {
+        Py_DECREF(io);
+        Py_DECREF(binary);
+        return NULL;
+    }
     found_encoding = PyTokenizer_FindEncodingFilename(fd, filename);
     encoding = (found_encoding != NULL) ? found_encoding : "utf-8";
     lseek(fd, 0, 0); /* Reset position */