hvc_dcc: don't ignore errors during initialization (3d270701) · Commits · 戴 / test

drivers/tty/hvc/hvc_dcc.c

+11 −4

Original line number	Diff line number	Diff line
		@@ -70,20 +70,27 @@ static const struct hv_ops hvc_dcc_get_put_ops = {

		static int __init hvc_dcc_console_init(void)
		{
		int ret;

		if (!hvc_dcc_check())
		return -ENODEV;

		hvc_instantiate(0, 0, &hvc_dcc_get_put_ops);
		return 0;
		/* Returns -1 if error */
		ret = hvc_instantiate(0, 0, &hvc_dcc_get_put_ops);

		return ret < 0 ? -ENODEV : 0;
		}
		console_initcall(hvc_dcc_console_init);

		static int __init hvc_dcc_init(void)
		{
		struct hvc_struct *p;

		if (!hvc_dcc_check())
		return -ENODEV;

		hvc_alloc(0, 0, &hvc_dcc_get_put_ops, 128);
		return 0;
		p = hvc_alloc(0, 0, &hvc_dcc_get_put_ops, 128);

		return PTR_ERR_OR_ZERO(p);
		}
		device_initcall(hvc_dcc_init);