From aa361e22164aeb8a161a75e7704ea265eeae7472 Mon Sep 17 00:00:00 2001
From: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Date: Mon, 29 Nov 2021 09:59:42 -0800
Subject: [PATCH] gatt: Omit MTU if not connected

If not connected there is no reason to expose the MTU as that only
valid while connected.
---
 src/gatt-client.c | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/gatt-client.c b/src/gatt-client.c
index 6ee984db9..b2fc16b90 100644
--- a/src/gatt-client.c
+++ b/src/gatt-client.c
@@ -890,6 +890,14 @@ static gboolean characteristic_get_mtu(const GDBusPropertyTable *property,
 	return TRUE;
 }
 
+static gboolean characteristic_mtu_exists(const GDBusPropertyTable *property,
+								void *data)
+{
+	struct characteristic *chrc = data;
+
+	return chrc->service->client->gatt ? TRUE : FALSE;
+}
+
 static void write_characteristic_cb(struct gatt_db_attribute *attr, int err,
 								void *user_data)
 {
@@ -1663,7 +1671,7 @@ static const GDBusPropertyTable characteristic_properties[] = {
 				characteristic_write_acquired_exists },
 	{ "NotifyAcquired", "b", characteristic_get_notify_acquired, NULL,
 				characteristic_notify_acquired_exists },
-	{ "MTU", "q", characteristic_get_mtu, NULL, NULL },
+	{ "MTU", "q", characteristic_get_mtu, NULL, characteristic_mtu_exists },
 	{ }
 };
 
-- 
2.47.3