Commit 3d270701 authored by Timur Tabi's avatar Timur Tabi Committed by Greg Kroah-Hartman
Browse files

hvc_dcc: don't ignore errors during initialization 



hvc_instantiate() and hvc_alloc() return errors if they fail, so don't
ignore them.

Signed-off-by: default avatarTimur Tabi <timur@codeaurora.org>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 9af92fbf

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);