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Handle NULL objects in json_object_get_userdata() by returning NULL, but abort in json_object_set_userdata() since we can't actually do anything with the userdata.

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Eric Haszlakiewicz
2016-10-29 15:42:36 -04:00
parent f8132f932d
commit d4899bd4d5
1 changed files with 4 additions and 1 deletions
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5
json_object.c
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@@ -241,12 +241,15 @@ enum json_type json_object_get_type(const struct json_object *jso)
}
void* json_object_get_userdata(json_object *jso) {
return jso->_userdata;
return jso ? jso->_userdata : NULL;
}
void json_object_set_userdata(json_object *jso, void *userdata,
json_object_delete_fn *user_delete)
{
// Can't return failure, so abort if we can't perform the operation.
assert(jso != NULL);
// First, clean up any previously existing user info
if (jso->_user_delete)
jso->_user_delete(jso, jso->_userdata);