Fix segfault on error in xslt

diff --git a/ext/xsl/xsltprocessor.c b/ext/xsl/xsltprocessor.c
index 58ce3c324005985ef5e0bd2789430fd1712f9b00..1ed075a3706468ad247c11058c292b4c71f7b665 100644 (file)
--- a/ext/xsl/xsltprocessor.c
+++ b/ext/xsl/xsltprocessor.c
@@ -400,7 +400,10 @@ static xmlDocPtr php_xsl_apply_stylesheet(xsl_object *intern, xsltStylesheetPtr
        char **params = NULL;
        int clone;
 
-
+       if (style == NULL) {
+               php_error_docref(NULL TSRMLS_CC, E_WARNING, "No stylesheet associated to this object");
+               return NULL;
+       }
        if (intern->parameter) {
                params = php_xsl_xslt_make_params(intern->parameter, 0 TSRMLS_CC);
        }