[PATCH BlueZ] fix dbus error code in case of invalid offset (org.bluez.Error.InvalidOffset)

["Klein, Thorsten (BSH)" <kleinkastel@xxxxxxxxxxxxxx>]

From: "Ryll, Jan (BSH)" <jan.ryll@xxxxxxxx>

---
 client/gatt.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/client/gatt.c b/client/gatt.c
index 416eda9..cf2cb17 100644
--- a/client/gatt.c
+++ b/client/gatt.c
@@ -2276,6 +2276,10 @@ static DBusMessage *chrc_write_value(DBusConnection *conn, DBusMessage *msg,
 	if (prep_authorize)
 		return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
 
+    if (offset >= (chrc->max_val_len))
+        return g_dbus_create_error(msg,
+				"org.bluez.Error.InvalidOffset", NULL);
+
 	if (write_value(&chrc->value_len, &chrc->value, value, value_len,
 						offset, chrc->max_val_len))
 		return g_dbus_create_error(msg,
-- 
2.7.4