From fa59e25664fc2a9e0fec494e921480e37b9e3c1c Mon Sep 17 00:00:00 2001 From: Peter Hurley Date: Thu, 16 Oct 2014 15:36:38 -0400 Subject: [PATCH] n_tty: Remove stale read lock comment The stale comment refers to lock behavior which was eliminated in commit 6d76bd2618535c581f1673047b8341fd291abc67, n_tty: Make N_TTY ldisc receive path lockless. Signed-off-by: Peter Hurley Signed-off-by: Greg Kroah-Hartman --- drivers/tty/n_tty.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 6dcaa5294f1e..0cb0e12f87c7 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -2248,8 +2248,6 @@ static ssize_t n_tty_read(struct tty_struct *tty, struct file *file, nr--; } - /* The copy function takes the read lock and handles - locking internally for this case */ uncopied = copy_from_read_buf(tty, &b, &nr); uncopied += copy_from_read_buf(tty, &b, &nr); if (uncopied) {