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Added missing error check to list append in typecast_array_scan

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This commit is contained in:
Daniele Varrazzo 2019-01-23 14:48:05 +00:00
parent 27b26bc210
commit 8bf9299c17
1 changed files with 9 additions and 6 deletions
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15
psycopg/typecast_array.c
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@ -186,6 +186,7 @@ typecast_array_scan(const char *str, Py_ssize_t strlength,
state, length, token);
if (state == ASCAN_TOKEN || state == ASCAN_QUOTED) {
PyObject *obj;
int result;
if (!quotes && length == 4
&& (token[0] == 'n' || token[0] == 'N')
&& (token[1] == 'u' || token[1] == 'U')
@ -201,17 +202,19 @@ typecast_array_scan(const char *str, Py_ssize_t strlength,
if (state == ASCAN_QUOTED) PyMem_Free(token);
if (obj == NULL) return -1;
PyList_Append(array, obj);
TO_STATE(obj);
result = PyList_Append(array, obj);
Py_CLEAR(obj);
if (result < 0) { return -1; }
}
else if (state == ASCAN_BEGIN) {
PyObject *sub = PyList_New(0);
if (sub == NULL) return -1;
PyObject *sub;
int result;
if (!(sub = PyList_New(0))) { return -1; }
PyList_Append(array, sub);
Py_DECREF(sub);
result = PyList_Append(array, sub);
Py_DECREF(sub); /* still kept alive by array, if succeeded */
if (result < 0) { return -1; }
if (stack_index == MAX_DIMENSIONS) {
PyErr_SetString(DataError, "excessive array dimensions");