[PATCH printk v5 25/40] tty: hvc: use console_is_registered()
From: John Ogness <john.ogness@linutronix.de>
Date: 2022-11-16 16:25:03
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Subsystem:
hypervisor virtual console driver, the rest, tty layer and serial drivers · Maintainers:
Linus Torvalds, Greg Kroah-Hartman, Jiri Slaby
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> --- drivers/tty/hvc/hvc_console.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/tty/hvc/hvc_console.c b/drivers/tty/hvc/hvc_console.c
index 4802cfaa107f..a683e21df19c 100644
--- a/drivers/tty/hvc/hvc_console.c
+++ b/drivers/tty/hvc/hvc_console.c@@ -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
--
2.30.2