scd: Restrict use of DEVINFO --watch command for socket connection.
* scd/app.c (app_send_devinfo): Return GPG_ERR_INV_HANDLE when it's not socket when KEEP_LOOPING != 0.
- GnuPG-bug-id: T7151
- Signed-off-by: NIIBE Yutaka <gniibe@fsij.org>
scd: Restrict use of DEVINFO --watch command for socket connection. Tags None Subscribers None
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