serial: revert guards in uart_wait_modem_status()

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Mixing scope-based and regular cleanup is discouraged and
uart_port_deref() used by uart_wait_modem_status() falls in the latter
category.

Revert the guard conversion in preparation for fixing a hangup race.

Fixes: 56609c0500 ("serial: serial_core: use guard()s")
Cc: stable@kernel.org	# 6.18
Cc: Jiri Slaby (SUSE) <jirislaby@kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://patch.msgid.link/20260910130816.642699-2-johan@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Johan Hovold 2026-09-10 15:08:13 +02:00 • committed by Greg Kroah-Hartman

parent b48820de8c

commit f658e6bcd0

1 changed files with 7 additions and 6 deletions

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drivers/tty/serial/serial_core.c

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