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 <[email protected]>
---
 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 379f60c..38ac7b9 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) {
-- 
2.1.1

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