Mercurial > cpython-lru_cache-weakref

diff Python/fileutils.c @ 65410:6dcba93d6262

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_Py_wreadlink(): catch _Py_char2wchar() failure
author Victor Stinner <victor.stinner@haypocalc.com>
date Sat, 16 Oct 2010 22:52:09 +0000
parents e1dc9861b43f
children df0e348e7176
line wrap: on
line diff
--- a/Python/fileutils.c	Sat Oct 16 22:47:37 2010 +0000
+++ b/Python/fileutils.c	Sat Oct 16 22:52:09 2010 +0000
@@ -326,6 +326,10 @@
     }
     cbuf[res] = '\0'; /* buf will be null terminated */
     wbuf = _Py_char2wchar(cbuf);
+    if (wbuf == NULL) {
+        errno = EINVAL;
+        return -1;
+    }
     r1 = wcslen(wbuf);
     if (bufsiz <= r1) {
         PyMem_Free(wbuf);