Mercurial > cpython-lru_cache-weakref
view Python/asdl.c @ 39459:ce11c6c1939d legacy-trunk
Verify verdat which is returned from malloc is not NULL.
Ensure we don't pass NULL to free.
Klocwork #306 (at least the first part, checking malloc)
| author | Neal Norwitz <nnorwitz@gmail.com> |
|---|---|
| date | Sat, 12 Aug 2006 03:18:50 +0000 |
| parents | 1b5b16cdbe0e |
| children | 8cbe0bd93c28 |
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#include "Python.h" #include "asdl.h" asdl_seq * asdl_seq_new(int size, PyArena *arena) { asdl_seq *seq = NULL; size_t n = sizeof(asdl_seq) + (size ? (sizeof(void *) * (size - 1)) : 0); seq = (asdl_seq *)PyArena_Malloc(arena, n); if (!seq) { PyErr_NoMemory(); return NULL; } memset(seq, 0, n); seq->size = size; return seq; } asdl_int_seq * asdl_int_seq_new(int size, PyArena *arena) { asdl_int_seq *seq = NULL; size_t n = sizeof(asdl_seq) + (size ? (sizeof(int) * (size - 1)) : 0); seq = (asdl_int_seq *)PyArena_Malloc(arena, n); if (!seq) { PyErr_NoMemory(); return NULL; } memset(seq, 0, n); seq->size = size; return seq; }
