xhci: dbgtty: fix device unregister: fixup

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This fixup replaces tty_vhangup() call with call to
tty_port_tty_vhangup(). Both calls hangup tty device
synchronously however tty_port_tty_vhangup() increases
reference count during the hangup operation using
scoped_guard(tty_port_tty).

Cc: stable <stable@kernel.org>
Fixes: 1f73b8b56c ("xhci: dbgtty: fix device unregister")
Signed-off-by: Łukasz Bartosik <ukaszb@chromium.org>
Link: https://patch.msgid.link/20251127111644.3161386-1-ukaszb@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Łukasz Bartosik 2025-11-27 11:16:44 +00:00 • committed by Greg Kroah-Hartman

parent 8f0b4cce44

commit 74098cc06e

1 changed files with 1 additions and 1 deletions

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drivers/usb/host/xhci-dbgtty.c

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