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| author | Thomas Heller <theller@ctypes.org> | 2001-10-19 13:49:35 (GMT) |
|---|---|---|
| committer | Thomas Heller <theller@ctypes.org> | 2001-10-19 13:49:35 (GMT) |
| commit | fdc1bd305bcf8d6ebefe98313fa6c310623a0cb9 (patch) | |
| tree | f6833d7e3bf18adba84219857093156da34f2060 /Objects | |
| parent | cad8fa15010b22b2802d2bbbddd2ba2fc7b06f57 (diff) | |
| download | cpython-fdc1bd305bcf8d6ebefe98313fa6c310623a0cb9.zip cpython-fdc1bd305bcf8d6ebefe98313fa6c310623a0cb9.tar.gz cpython-fdc1bd305bcf8d6ebefe98313fa6c310623a0cb9.tar.bz2 | |
Fix for Bug #216405:
use the correct base for a buffer object in _PyBuffer_FromObject.
Diffstat (limited to 'Objects')
| -rw-r--r-- | Objects/bufferobject.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/Objects/bufferobject.c b/Objects/bufferobject.c index 242261f..57d031c 100644 --- a/Objects/bufferobject.c +++ b/Objects/bufferobject.c @@ -73,11 +73,13 @@ _PyBuffer_FromObject(PyObject *base, int offset, int size, offset = count; if ( offset + size > count ) size = count - offset; - - /* if the base object is another buffer, then "deref" it */ - if ( PyBuffer_Check(base) ) + + /* if the base object is another buffer, then "deref" it, + * except if the base of the other buffer is NULL + */ + if ( PyBuffer_Check(base) && (((PyBufferObject *)base)->b_base) ) base = ((PyBufferObject *)base)->b_base; - + return _PyBuffer_FromMemory(base, (char *)p + offset, size, readonly); } |