/fmt/xml/snk/element.c
--- a/lib/fmt/xml/snk/element.c	2023-04-21 09:23:25.216848044 -0700
+++ b/lib/fmt/xml/snk/element.c	2023-04-21 09:24:15.893725175 -0700
@@ -229,6 +229,7 @@
             case XML_SNK_ELEMENT_NT_ATTR:
                 /* Retrieve name */
                 (void)va_arg(*pap, const char *);
+		/* FALLTHROUGH */
             case XML_SNK_ELEMENT_NT_COMMENT:
             case XML_SNK_ELEMENT_NT_CONTENT:
                 fmt =  va_arg(*pap, hidrd_fmt_type);