Commits
zhong jiang committed 114c97cee6d
pch_uart: remove set but not used variable 'tx_empty' tx_empty is not used after setting its value. It is safe to remove the unused variable. Signed-off-by: zhong jiang <zhongjiang@huawei.com> Reviewed-by: Jiri Slaby <jslaby@suse.cz> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>