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Subject[PATCH 2/4] tty: remove tty NULL check from __do_SAK()
Date
Both do_SAK_work() and vc_SAK() provide a valid tty to __do_SAK(), so
remove the check.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
---
drivers/tty/tty_io.c | 3 ---
1 file changed, 3 deletions(-)

diff --git a/drivers/tty/tty_io.c b/drivers/tty/tty_io.c
index 829944dfaf48..8e653bb4d7c7 100644
--- a/drivers/tty/tty_io.c
+++ b/drivers/tty/tty_io.c
@@ -3033,9 +3033,6 @@ void __do_SAK(struct tty_struct *tty)
int i;
unsigned long flags;

- if (!tty)
- return;
-
spin_lock_irqsave(&tty->ctrl.lock, flags);
session = get_pid(tty->ctrl.session);
spin_unlock_irqrestore(&tty->ctrl.lock, flags);
--
2.33.1
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