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-rw-r--r--Modules/_sqlite/connection.c8
-rw-r--r--Modules/_sqlite/cursor.c4
-rw-r--r--Modules/_sqlite/row.c2
-rw-r--r--Modules/_sqlite/statement.c5
4 files changed, 13 insertions, 6 deletions
diff --git a/Modules/_sqlite/connection.c b/Modules/_sqlite/connection.c
index 88d6b40..184bdee 100644
--- a/Modules/_sqlite/connection.c
+++ b/Modules/_sqlite/connection.c
@@ -3,7 +3,7 @@
* Copyright (C) 2004-2010 Gerhard Häring <gh@ghaering.de>
*
* This file is part of pysqlite.
- *
+ *
* This software is provided 'as-is', without any express or implied
* warranty. In no event will the authors be held liable for any damages
* arising from the use of this software.
@@ -495,7 +495,9 @@ void _pysqlite_set_result(sqlite3_context* context, PyObject* py_val)
} else if (PyFloat_Check(py_val)) {
sqlite3_result_double(context, PyFloat_AsDouble(py_val));
} else if (PyUnicode_Check(py_val)) {
- sqlite3_result_text(context, _PyUnicode_AsString(py_val), -1, SQLITE_TRANSIENT);
+ char *str = _PyUnicode_AsString(py_val);
+ if (str != NULL)
+ sqlite3_result_text(context, str, -1, SQLITE_TRANSIENT);
} else if (PyObject_CheckBuffer(py_val)) {
if (PyObject_AsCharBuffer(py_val, &buffer, &buflen) != 0) {
PyErr_SetString(PyExc_ValueError, "could not convert BLOB to buffer");
@@ -892,7 +894,7 @@ static int _progress_handler(void* user_arg)
}
/* abort query if error occurred */
- rc = 1;
+ rc = 1;
} else {
rc = (int)PyObject_IsTrue(ret);
Py_DECREF(ret);
diff --git a/Modules/_sqlite/cursor.c b/Modules/_sqlite/cursor.c
index 5431112..97908a3 100644
--- a/Modules/_sqlite/cursor.c
+++ b/Modules/_sqlite/cursor.c
@@ -368,7 +368,7 @@ PyObject* _pysqlite_fetch_one_row(pysqlite_Cursor* self)
}
PyOS_snprintf(buf, sizeof(buf) - 1, "Could not decode to UTF-8 column '%s' with text '%s'",
colname , val_str);
- buf_bytes = PyByteArray_FromStringAndSize(buf, strlen(buf));
+ buf_bytes = PyByteArray_FromStringAndSize(buf, strlen(buf));
if (!buf_bytes) {
PyErr_SetString(pysqlite_OperationalError, "Could not decode to UTF-8");
} else {
@@ -533,7 +533,7 @@ PyObject* _pysqlite_query_execute(pysqlite_Cursor* self, int multiple, PyObject*
}
operation_cstr = _PyUnicode_AsStringAndSize(operation, &operation_len);
- if (operation == NULL)
+ if (operation_cstr == NULL)
goto error;
/* reset description and rowcount */
diff --git a/Modules/_sqlite/row.c b/Modules/_sqlite/row.c
index 0aa78f4..54a89e1 100644
--- a/Modules/_sqlite/row.c
+++ b/Modules/_sqlite/row.c
@@ -83,6 +83,8 @@ PyObject* pysqlite_row_subscript(pysqlite_Row* self, PyObject* idx)
return item;
} else if (PyUnicode_Check(idx)) {
key = _PyUnicode_AsString(idx);
+ if (key == NULL)
+ return NULL;
nitems = PyTuple_Size(self->description);
diff --git a/Modules/_sqlite/statement.c b/Modules/_sqlite/statement.c
index 48e039b..c040290 100644
--- a/Modules/_sqlite/statement.c
+++ b/Modules/_sqlite/statement.c
@@ -130,7 +130,10 @@ int pysqlite_statement_bind_parameter(pysqlite_Statement* self, int pos, PyObjec
break;
case TYPE_UNICODE:
string = _PyUnicode_AsString(parameter);
- rc = sqlite3_bind_text(self->st, pos, string, -1, SQLITE_TRANSIENT);
+ if (string != NULL)
+ rc = sqlite3_bind_text(self->st, pos, string, -1, SQLITE_TRANSIENT);
+ else
+ rc = -1;
break;
case TYPE_BUFFER:
if (PyObject_AsCharBuffer(parameter, &buffer, &buflen) == 0) {