[ Upstream commit8b063441b7] st_tty_open do not need local variable to store different value, Hence just remove it. Signed-off-by: zhong jiang <zhongjiang@huawei.com> Link: https://lore.kernel.org/r/1568307147-43468-1-git-send-email-zhongjiang@huawei.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> Stable-dep-of:c83212d79b("firmware: arm_sdei: Fix the input parameter of cpuhp_remove_state()") Signed-off-by: Sasha Levin <sashal@kernel.org>