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tty: hvc: use console_is_registered()

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It is not reliable to check for CON_ENABLED in order to identify if a
console is registered. Use console_is_registered() instead.

Signed-off-by: John Ogness <john.ogness@linutronix.de>
Reviewed-by: Petr Mladek <pmladek@suse.com>
Signed-off-by: Petr Mladek <pmladek@suse.com>
Link: https://lore.kernel.org/r/20221116162152.193147-26-john.ogness@linutronix.de
This commit is contained in:
John Ogness 2022-11-16 17:27:37 +01:06 committed by Petr Mladek
parent 794c8e847d
commit 34d9541ede
1 changed files with 2 additions and 2 deletions
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4
drivers/tty/hvc/hvc_console.c
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@ -264,8 +264,8 @@ static void hvc_port_destruct(struct tty_port *port)
static void hvc_check_console(int index)
{
/* Already enabled, bail out */
if (hvc_console.flags & CON_ENABLED)
/* Already registered, bail out */
if (console_is_registered(&hvc_console))
return;
/* If this index is what the user requested, then register