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Issue #28426: Fixed potential crash in PyUnicode_AsDecodedObject() in debug build.

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This commit is contained in:
Serhiy Storchaka 2016-10-25 10:17:33 +03:00
commit c4a3e90aa8
2 changed files with 5 additions and 10 deletions
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3
Misc/NEWS
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@ -10,6 +10,9 @@ What's New in Python 3.6.0 beta 3
Core and Builtins Core and Builtins
----------------- -----------------
- Issue #28426: Fixed potential crash in PyUnicode_AsDecodedObject() in debug
build.
- Issue #28517: Fixed of-by-one error in the peephole optimizer that caused - Issue #28517: Fixed of-by-one error in the peephole optimizer that caused
keeping unreachable code. keeping unreachable code.

12
Objects/unicodeobject.c
View file

@ -3236,24 +3236,16 @@ PyUnicode_AsDecodedObject(PyObject *unicode,
const char *encoding, const char *encoding,
const char *errors) const char *errors)
{ {
PyObject *v;
if (!PyUnicode_Check(unicode)) { if (!PyUnicode_Check(unicode)) {
PyErr_BadArgument(); PyErr_BadArgument();
goto onError; return NULL;
} }
if (encoding == NULL) if (encoding == NULL)
encoding = PyUnicode_GetDefaultEncoding(); encoding = PyUnicode_GetDefaultEncoding();
/* Decode via the codec registry */ /* Decode via the codec registry */
v = PyCodec_Decode(unicode, encoding, errors); return PyCodec_Decode(unicode, encoding, errors);
if (v == NULL)
goto onError;
return unicode_result(v);
onError:
return NULL;
} }
PyObject * PyObject *