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tty: Deletion of unnecessary checks before two function calls
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
tty
/
tty_port.c
diff --git
a/drivers/tty/tty_port.c
b/drivers/tty/tty_port.c
index 4d9abaa81be4288f5e92e258aba2c7d5b6d8b2a1..40b31835f80bc0d8634960a33cc5c3b1ec6d6064 100644
(file)
--- a/
drivers/tty/tty_port.c
+++ b/
drivers/tty/tty_port.c
@@
-193,8
+193,7
@@
void tty_port_tty_set(struct tty_port *port, struct tty_struct *tty)
unsigned long flags;
spin_lock_irqsave(&port->lock, flags);
- if (port->tty)
- tty_kref_put(port->tty);
+ tty_kref_put(port->tty);
port->tty = tty_kref_get(tty);
spin_unlock_irqrestore(&port->lock, flags);
}