From 64c8786105687da3531608ba8440a702087475e5 Mon Sep 17 00:00:00 2001
From: NIIBE Yutaka <gniibe@fsij.org>
Date: Thu, 26 May 2022 11:57:31 +0900
Subject: [PATCH] scd,piv: Fix status report of KEYPAIRINFO.

* scd/app-piv.c (do_readkey): Use "-" for usage when not available.

--

Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
---
 scd/app-piv.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scd/app-piv.c b/scd/app-piv.c
index 33b0150dc..23b50bf99 100644
--- a/scd/app-piv.c
+++ b/scd/app-piv.c
@@ -1516,7 +1516,7 @@ do_readkey (app_t app, ctrl_t ctrl, const char *keyrefstr, unsigned int flags,
                      gpg_strerror (err));
           goto leave;
         }
-      usage = dobj->usage? dobj->usage : "";
+      usage = dobj->usage? dobj->usage : "-";
 
       snprintf (idbuf, sizeof idbuf, "PIV.%s", dobj->keyref);
       send_status_info (ctrl, "KEYPAIRINFO",