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>

diff --git a/drivers/tty/tty_port.c b/drivers/tty/tty_port.c
index 189c2fa..2f1061a 100644 (file)
--- a/drivers/tty/tty_port.c
+++ b/drivers/tty/tty_port.c
@@ -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++;