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path: root/drivers/serial/mux.c
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Diffstat (limited to 'drivers/serial/mux.c')
-rw-r--r--drivers/serial/mux.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/serial/mux.c b/drivers/serial/mux.c
index 4a1c9983f38f..8ad1b8c5ec5d 100644
--- a/drivers/serial/mux.c
+++ b/drivers/serial/mux.c
@@ -230,7 +230,7 @@ static void mux_read(struct uart_port *port)
continue;
}
- if (uart_handle_sysrq_char(port, data & 0xffu, NULL))
+ if (uart_handle_sysrq_char(port, data & 0xffu))
continue;
tty_insert_flip_char(tty, data & 0xFF, TTY_NORMAL);
@@ -521,6 +521,8 @@ static void __exit mux_exit(void)
for (i = 0; i < port_cnt; i++) {
uart_remove_one_port(&mux_driver, &mux_ports[i]);
+ if (mux_ports[i].membase)
+ iounmap(mux_ports[i].membase);
}
uart_unregister_driver(&mux_driver);