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applied patch from Daniel Gryniewicz to fix a segfault caused by a

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* python/libxslt.c: applied patch from Daniel Gryniewicz to
  fix a segfault caused by a parameter array not being preset
  to zero.

svn path=/trunk/; revision=1444
This commit is contained in:
William M. Brack
2007-08-30 00:17:46 +00:00
parent 2896318613
commit 66af4a3907
2 changed files with 12 additions and 5 deletions
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11
python/libxslt.c
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@ -1,5 +1,5 @@
/*
libxslt.c: this modules implements the main part of the glue of the
libxslt.c: this module implements the main part of the glue of the
* libxslt library and the Python interpreter. It provides the
* entry points where an automatically generated stub is either
* unpractical or would not match cleanly the Python model.
@ -740,7 +740,7 @@ libxslt_xsltApplyStylesheet(PyObject *self ATTRIBUTE_UNUSED, PyObject *args) {
PyObject *pyobj_doc;
PyObject *pyobj_params;
const char **params = NULL;
int len = 0, i = 0, j;
int len = 0, i = 0, j, params_size;
PyObject *name;
PyObject *value;
@ -752,13 +752,14 @@ libxslt_xsltApplyStylesheet(PyObject *self ATTRIBUTE_UNUSED, PyObject *args) {
if (PyDict_Check(pyobj_params)) {
len = PyDict_Size(pyobj_params);
if (len > 0) {
params = (const char **) xmlMalloc((len + 1) * 2 *
sizeof(char *));
params_size = (len + 1) * 2 * sizeof(char *);
params = (const char **) xmlMalloc(params_size);
if (params == NULL) {
printf("libxslt_xsltApplyStylesheet: out of memory\n");
Py_INCREF(Py_None);
return(Py_None);
}
memset(params, 0, params_size);
j = 0;
while (PyDict_Next(pyobj_params, &i, &name, &value)) {
const char *tmp;
@ -829,7 +830,7 @@ libxslt_xsltSaveResultToString(PyObject *self ATTRIBUTE_UNUSED, PyObject *args)
if(!buffer || emitted < 0)
goto FAIL;
/* We haven't tested the aberrant case of a transformation that
* renders to an empty string. For now we try to play it save.
* renders to an empty string. For now we try to play it safe.
*/
if(size)
{