https://bugzilla.gnome.org/show_bug.cgi?id=780690

--- src/uri.c
+++ src/uri.c
@@ -334,7 +335,7 @@ xmlParse3986Port(xmlURIPtr uri, const char **str)
 	    cur++;
 	}
 	if (uri != NULL)
-	    uri->port = port & INT_MAX; /* port value modulo INT_MAX+1 */
+	    uri->port = port & USHRT_MAX; /* port value modulo USHRT_MAX+1 */
 	*str = cur;
 	return(0);
     }