ttyprintk: Allow built as a module

[sfrench/cifs-2.6.git] / drivers / char / ttyprintk.c

diff --git a/drivers/char/ttyprintk.c b/drivers/char/ttyprintk.c
index 2a39c57903644593eefbe09fc08d6bc973f8e5cf..a15ce4ef39cd97cbef47f5ca31579700ffb0e572 100644 (file)
--- a/drivers/char/ttyprintk.c
+++ b/drivers/char/ttyprintk.c
@@ -17,7 +17,7 @@
 #include <linux/device.h>
 #include <linux/serial.h>
 #include <linux/tty.h>
-#include <linux/export.h>
+#include <linux/module.h>
 
 struct ttyprintk_port {
        struct tty_port port;
@@ -214,4 +214,15 @@ error:
        tty_port_destroy(&tpk_port.port);
        return ret;
 }
+
+static void __exit ttyprintk_exit(void)
+{
+       tty_unregister_driver(ttyprintk_driver);
+       put_tty_driver(ttyprintk_driver);
+       tty_port_destroy(&tpk_port.port);
+}
+
 device_initcall(ttyprintk_init);
+module_exit(ttyprintk_exit);
+
+MODULE_LICENSE("GPL");