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Fix potential leaks identified by Neal Norwitz.

This commit is contained in:
Andrew McNamara 2003-06-09 05:59:23 +00:00
parent 9067c8d85c
commit dcfb38c21b
1 changed files with 8 additions and 0 deletions
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8
Modules/_csv.c
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@ -465,6 +465,8 @@ parse_grow_buff(ReaderObj *self)
{
if (self->field_size == 0) {
self->field_size = 4096;
if (self->field != NULL)
PyMem_Free(self->field);
self->field = PyMem_Malloc(self->field_size);
}
else {
@ -739,6 +741,8 @@ Reader_dealloc(ReaderObj *self)
Py_XDECREF(self->dialect);
Py_XDECREF(self->input_iter);
Py_XDECREF(self->fields);
if (self->field != NULL)
PyMem_Free(self->field);
PyObject_GC_Del(self);
}
@ -1002,6 +1006,8 @@ join_check_rec_size(WriterObj *self, int rec_len)
if (rec_len > self->rec_size) {
if (self->rec_size == 0) {
self->rec_size = (rec_len / MEM_INCR + 1) * MEM_INCR;
if (self->rec != NULL)
PyMem_Free(self->rec);
self->rec = PyMem_Malloc(self->rec_size);
}
else {
@ -1191,6 +1197,8 @@ Writer_dealloc(WriterObj *self)
{
Py_XDECREF(self->dialect);
Py_XDECREF(self->writeline);
if (self->rec != NULL)
PyMem_Free(self->rec);
PyObject_GC_Del(self);
}