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tty: tty_port: 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/1620811585-18582-18-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 17:26:25 +08:00 committed by Greg Kroah-Hartman
parent 54ad59a25a
commit 1df92640ba
1 changed files with 9 additions and 5 deletions
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14
drivers/tty/tty_port.c
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@ -468,7 +468,8 @@ int tty_port_block_til_ready(struct tty_port *port,
DEFINE_WAIT(wait);
/* if non-blocking mode is set we can pass directly to open unless
the port has just hung up or is in another error state */
* the port has just hung up or is in another error state.
*/
if (tty_io_error(tty)) {
tty_port_set_active(port, 1);
return 0;
@ -485,8 +486,9 @@ int tty_port_block_til_ready(struct tty_port *port,
do_clocal = 1;
/* Block waiting until we can proceed. We may need to wait for the
carrier, but we must also wait for any close that is in progress
before the next open may complete */
* carrier, but we must also wait for any close that is in progress
* before the next open may complete.
*/
retval = 0;
@ -503,7 +505,8 @@ int tty_port_block_til_ready(struct tty_port *port,
prepare_to_wait(&port->open_wait, &wait, TASK_INTERRUPTIBLE);
/* Check for a hangup or uninitialised port.
Return accordingly */
* Return accordingly.
*/
if (tty_hung_up_p(filp) || !tty_port_initialized(port)) {
if (port->flags & ASYNC_HUP_NOTIFY)
retval = -EAGAIN;
@ -530,7 +533,8 @@ int tty_port_block_til_ready(struct tty_port *port,
finish_wait(&port->open_wait, &wait);
/* Update counts. A parallel hangup will have set count to zero and
we must not mess that up further */
* we must not mess that up further.
*/
spin_lock_irqsave(&port->lock, flags);
if (!tty_hung_up_p(filp))
port->count++;