vty: Document the .TEXT of the description
diff --git a/src/vty/logging_vty.c b/src/vty/logging_vty.c
index 6be30b4..6166f1f 100644
--- a/src/vty/logging_vty.c
+++ b/src/vty/logging_vty.c
@@ -269,7 +269,8 @@
 
 gDEFUN(cfg_description, cfg_description_cmd,
 	"description .TEXT",
-	"Save human-readable decription of the object\n")
+	"Save human-readable decription of the object\n"
+	"Text until the end of the line\n")
 {
 	char **dptr = vty->index_sub;