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| author | Barry Warsaw <barry@python.org> | 2000-03-29 18:30:03 (GMT) |
|---|---|---|
| committer | Barry Warsaw <barry@python.org> | 2000-03-29 18:30:03 (GMT) |
| commit | 4961ef70862c62accdcd9870407eda5908839034 (patch) | |
| tree | c6b6600f1eda9f4023482e195cf1512ccc92011d | |
| parent | 918429b3b286645884d222b48eea8d7cf8fa7556 (diff) | |
| download | cpython-4961ef70862c62accdcd9870407eda5908839034.zip cpython-4961ef70862c62accdcd9870407eda5908839034.tar.gz cpython-4961ef70862c62accdcd9870407eda5908839034.tar.bz2 | |
eval_code2(): In the extended calling syntax opcodes, you must check
the return value of PySequence_Length(). If an exception occurred,
the returned length will be -1. Make sure this doesn't get obscurred,
and that the bogus length isn't used.
| -rw-r--r-- | Python/ceval.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/Python/ceval.c b/Python/ceval.c index 7a97771..7a0895f 100644 --- a/Python/ceval.c +++ b/Python/ceval.c @@ -1636,6 +1636,14 @@ eval_code2(co, globals, locals, break; } nstar = PySequence_Length(stararg); + if (nstar < 0) { + if (!PyErr_Occurred) + PyErr_SetString( + PyExc_TypeError, + "len() of unsized object"); + x = NULL; + break; + } } if (nk > 0) { if (kwdict == NULL) { |