[PATCH 1/2] Char: tty, remove sleep_on

[Jiri Slaby]

Use wait_event instead of sleep_on in tty_block_til_ready.

Wait for ASYNC_CLOSING flag being 0.

Signed-off-by: Jiri Slaby <jirislaby@xxxxxxxxx>
---
 drivers/char/tty_port.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/char/tty_port.c b/drivers/char/tty_port.c
index 4d08b6d..931af10 100644
--- a/drivers/char/tty_port.c
+++ b/drivers/char/tty_port.c
@@ -198,7 +198,8 @@ int tty_port_block_til_ready(struct tty_port *port,
 
 	/* block if port is in the process of being closed */
 	if (tty_hung_up_p(filp) || port->flags & ASYNC_CLOSING) {
-		interruptible_sleep_on(&port->close_wait);
+		wait_event_interruptible(port->close_wait,
+				!(port->flags & ASYNC_CLOSING));
 		if (port->flags & ASYNC_HUP_NOTIFY)
 			return -EAGAIN;
 		else
-- 
1.6.3.2

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