matplotlib · WeatherGod · Oct 30, 2015 · Oct 30, 2015
diff --git a/src/_path.h b/src/_path.h
@@ -1136,7 +1136,6 @@ int convert_to_string(PathIterator &path,
 
     *buffersize = path.total_vertices() * (precision + 5) * 4;
     if (*buffersize == 0) {
-        *buffer = NULL;
         return 0;
     }
 

diff --git a/src/_path_wrapper.cpp b/src/_path_wrapper.cpp
@@ -638,8 +638,9 @@ static PyObject *Py_convert_to_string(PyObject *self, PyObject *args, PyObject *
     PyObject *codesobj;
     char *codes[5];
     int postfix;
-    char *buffer;
+    char *buffer = NULL;
     size_t buffersize;
+    PyObject *result;
     int status;
 
     if (!PyArg_ParseTuple(args,
@@ -702,10 +703,14 @@ static PyObject *Py_convert_to_string(PyObject *self, PyObject *args, PyObject *
     }
 
     if (buffersize == 0) {
-        return PyBytes_FromString("");
+        result = PyBytes_FromString("");
     } else {
-        return PyBytes_FromStringAndSize(buffer, buffersize);
+        result = PyBytes_FromStringAndSize(buffer, buffersize);
     }
+
+    free(buffer);
+
+    return result;
 }
 
 extern "C" {

diff --git a/src/ft2font_wrapper.cpp b/src/ft2font_wrapper.cpp
@@ -1032,6 +1032,8 @@ static PyObject *PyFT2Font_get_name_index(PyFT2Font *self, PyObject *args, PyObj
 
     CALL_CPP("get_name_index", name_index = self->x->get_name_index(glyphname));
 
+    PyMem_Free(glyphname);
+
     return PyLong_FromLong(name_index);
 }
 
@@ -1085,6 +1087,8 @@ static PyObject *PyFT2Font_get_sfnt_table(PyFT2Font *self, PyObject *args, PyObj
         }
     }
 
+    PyMem_Free(tagname);
+
     void *table = FT_Get_Sfnt_Table(self->x->get_face(), (FT_Sfnt_Tag)tag);
     if (!table) {
         Py_RETURN_NONE;