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path: root/drivers/serial/ioc4_serial.c
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Diffstat (limited to 'drivers/serial/ioc4_serial.c')
-rw-r--r--drivers/serial/ioc4_serial.c20
1 files changed, 15 insertions, 5 deletions
diff --git a/drivers/serial/ioc4_serial.c b/drivers/serial/ioc4_serial.c
index 2e02c30..836d9ab 100644
--- a/drivers/serial/ioc4_serial.c
+++ b/drivers/serial/ioc4_serial.c
@@ -2904,7 +2904,7 @@ static struct ioc4_submodule ioc4_serial_submodule = {
/**
* ioc4_serial_init - module init
*/
-int ioc4_serial_init(void)
+static int __init ioc4_serial_init(void)
{
int ret;
@@ -2913,20 +2913,30 @@ int ioc4_serial_init(void)
printk(KERN_WARNING
"%s: Couldn't register rs232 IOC4 serial driver\n",
__func__);
- return ret;
+ goto out;
}
if ((ret = uart_register_driver(&ioc4_uart_rs422)) < 0) {
printk(KERN_WARNING
"%s: Couldn't register rs422 IOC4 serial driver\n",
__func__);
- return ret;
+ goto out_uart_rs232;
}
/* register with IOC4 main module */
- return ioc4_register_submodule(&ioc4_serial_submodule);
+ ret = ioc4_register_submodule(&ioc4_serial_submodule);
+ if (ret)
+ goto out_uart_rs422;
+ return 0;
+
+out_uart_rs422:
+ uart_unregister_driver(&ioc4_uart_rs422);
+out_uart_rs232:
+ uart_unregister_driver(&ioc4_uart_rs232);
+out:
+ return ret;
}
-static void __devexit ioc4_serial_exit(void)
+static void __exit ioc4_serial_exit(void)
{
ioc4_unregister_submodule(&ioc4_serial_submodule);
uart_unregister_driver(&ioc4_uart_rs232);