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-rw-r--r--src/core/implementation.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/src/core/implementation.c b/src/core/implementation.c
index 7380771..6f8db45 100644
--- a/src/core/implementation.c
+++ b/src/core/implementation.c
@@ -67,13 +67,15 @@ dom_exception dom_implementation_create_document_type(
dom_string *public_id_s = NULL, *system_id_s = NULL;
dom_exception err;
- if (qname != NULL) {
- err = dom_string_create((const uint8_t *) qname,
- strlen(qname), &qname_s);
- if (err != DOM_NO_ERR)
- return err;
+ if (qname == NULL) {
+ return DOM_INVALID_CHARACTER_ERR;
}
+ err = dom_string_create((const uint8_t *) qname,
+ strlen(qname), &qname_s);
+ if (err != DOM_NO_ERR)
+ return err;
+
err = _dom_namespace_split_qname(qname_s, &prefix, &lname);
if (err != DOM_NO_ERR) {
dom_string_unref(qname_s);