- Don't check if 'gp' is non-NULL, it always is and GEOM wants to

dump geom configuration when 'pp' and 'cp' are NULL.
- Use tabs instead of spaces.

sys/geom/concat/g_concat.c

@@ -755,7 +755,7 @@ g_concat_dumpconf(struct sbuf *sb, const char *indent, struct g_geom *gp,
 	sc = gp->softc;
 	if (sc == NULL)
 		return;
-        if (gp != NULL) {
+	if (pp == NULL && cp == NULL) {
 		sbuf_printf(sb, "%s<id>%zu</id>\n", indent, sc->sc_id);
 		switch (sc->sc_type) {
 		case G_CONCAT_TYPE_AUTOMATIC: