This is from tty_reopen:
struct tty_driver *driver = tty->driver;
...
tty->driver = driver;
and it doesn't make sense at all. The driver is intended to be set in
initialize_tty_struct from tty_init_dev (initial open). So this set in
tty_reopen is not needed.
Signed-off-by: Jiri Slaby <jslaby@xxxxxxx>
---
drivers/tty/tty_io.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index d0d3d1f..dd8a938 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -1348,7 +1348,6 @@ static int tty_reopen(struct tty_struct *tty)
tty->link->count++;
}
tty->count++;
- tty->driver = driver; /* N.B. why do this every time?? */
mutex_lock(&tty->ldisc_mutex);
WARN_ON(!test_bit(TTY_LDISC, &tty->flags));
--
1.7.9.2
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