serial-dmm: Use std_dev_clear().

diff --git a/hardware/serial-dmm/api.c b/hardware/serial-dmm/api.c
index efb863d7b35a0b556eb67610d9240caf2fcbda39..4ddfc53e3a78c8b202320f5001ea71b2bd5c2754 100644 (file)
--- a/hardware/serial-dmm/api.c
+++ b/hardware/serial-dmm/api.c
@@ -192,35 +192,9 @@ SR_PRIV struct dmm_info dmms[] = {
        },
 };
 
-/* Properly close and free all devices. */
 static int clear_instances(int dmm)
 {
-       struct sr_dev_inst *sdi;
-       struct drv_context *drvc;
-       struct dev_context *devc;
-       struct sr_serial_dev_inst *serial;
-       GSList *l;
-       struct sr_dev_driver *di;
-
-       di = dmms[dmm].di;
-
-       if (!(drvc = di->priv))
-               return SR_OK;
-
-       drvc = di->priv;
-       for (l = drvc->instances; l; l = l->next) {
-               if (!(sdi = l->data))
-                       continue;
-               if (!(devc = sdi->priv))
-                       continue;
-               serial = sdi->conn;
-               sr_serial_dev_inst_free(serial);
-               sr_dev_inst_free(sdi);
-       }
-       g_slist_free(drvc->instances);
-       drvc->instances = NULL;
-
-       return SR_OK;
+       return std_dev_clear(dmms[dmm].di, NULL);
 }
 
 static int hw_init(struct sr_context *sr_ctx, int dmm)
@@ -380,9 +354,7 @@ static int hw_dev_close(struct sr_dev_inst *sdi)
 
 static int hw_cleanup(int dmm)
 {
-       clear_instances(dmm);
-
-       return SR_OK;
+       return clear_instances(dmm);
 }
 
 static int config_set(int id, GVariant *data, const struct sr_dev_inst *sdi)