tty: tty_io: Fix coding style issues of block comments

Fix coding style issues of block comments, reported by checkpatch.pl.
Besides, add a period at the end of the sentenses.

Signed-off-by: Xiaofei Tan <tanxiaofei@huawei.com>
Link: https://lore.kernel.org/r/1620811585-18582-11-git-send-email-tanxiaofei@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Xiaofei Tan 2021-05-12 17:26:18 +08:00 • committed by Greg Kroah-Hartman
commit b426a5b815