tty_ldisc: remove unnecessary negative return check for wait_event_timeout · 66ef27c3fd - Gogs

tty_ldisc: remove unnecessary negative return check for wait_event_timeout

wait_event_timeout always return value >= 0
remove the unnecessary ret < 0 check

Signed-off-by: Dave Young <dyoung@redhat.com>
Acked-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

Dave Young 13 years ago

parent

1ea6b8f489

commit

66ef27c3fd

1 changed files with 0 additions and 2 deletions

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drivers/tty/tty_ldisc.c
							 
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				@@ -556,8 +556,6 @@ static int tty_ldisc_wait_idle(struct tty_struct *tty)
			
				 	int ret;
			
				 	ret = wait_event_timeout(tty_ldisc_idle,
			
				 			atomic_read(&tty->ldisc->users) == 1, 5 * HZ);
			
				-	if (ret < 0)
			
				-		return ret;
			
				 	return ret > 0 ? 0 : -EBUSY;
			
				 }