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-rw-r--r--drivers/tty/tty_port.c8
-rw-r--r--include/linux/tty.h2
2 files changed, 10 insertions, 0 deletions
diff --git a/drivers/tty/tty_port.c b/drivers/tty/tty_port.c
index bf6e238146ae..1ac8abf4708d 100644
--- a/drivers/tty/tty_port.c
+++ b/drivers/tty/tty_port.c
@@ -413,6 +413,14 @@ void tty_port_close(struct tty_port *port, struct tty_struct *tty,
}
EXPORT_SYMBOL(tty_port_close);
+int tty_port_install(struct tty_port *port, struct tty_driver *driver,
+ struct tty_struct *tty)
+{
+ tty->port = port;
+ return tty_standard_install(driver, tty);
+}
+EXPORT_SYMBOL_GPL(tty_port_install);
+
int tty_port_open(struct tty_port *port, struct tty_struct *tty,
struct file *filp)
{
diff --git a/include/linux/tty.h b/include/linux/tty.h
index 9f47ab540f65..45ef71df0e72 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -521,6 +521,8 @@ extern int tty_port_close_start(struct tty_port *port,
extern void tty_port_close_end(struct tty_port *port, struct tty_struct *tty);
extern void tty_port_close(struct tty_port *port,
struct tty_struct *tty, struct file *filp);
+extern int tty_port_install(struct tty_port *port, struct tty_driver *driver,
+ struct tty_struct *tty);
extern int tty_port_open(struct tty_port *port,
struct tty_struct *tty, struct file *filp);
static inline int tty_port_users(struct tty_port *port)
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