tty: serial: uartlite: Fix sparse and checkpatch warnings

Clean coding style and sparse warnings.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>

diff --git a/drivers/tty/serial/uartlite.c b/drivers/tty/serial/uartlite.c
index d76e27c8c39210d8c9ffa76a50262e9dd023fb00..e533cc9acd664cf8282b0986081b96f51c7cef99 100644 (file)
--- a/drivers/tty/serial/uartlite.c
+++ b/drivers/tty/serial/uartlite.c
@@ -19,7 +19,7 @@
 #include <linux/delay.h>
 #include <linux/interrupt.h>
 #include <linux/init.h>
-#include <asm/io.h>
+#include <linux/io.h>
 #include <linux/of.h>
 #include <linux/of_address.h>
 #include <linux/of_device.h>
@@ -632,7 +632,7 @@ static struct platform_driver ulite_platform_driver = {
  * Module setup/teardown
  */
 
-int __init ulite_init(void)
+static int __init ulite_init(void)
 {
        int ret;
 
@@ -651,11 +651,11 @@ int __init ulite_init(void)
 err_plat:
        uart_unregister_driver(&ulite_uart_driver);
 err_uart:
-       printk(KERN_ERR "registering uartlite driver failed: err=%i", ret);
+       pr_err("registering uartlite driver failed: err=%i", ret);
        return ret;
 }
 
-void __exit ulite_exit(void)
+static void __exit ulite_exit(void)
 {
        platform_driver_unregister(&ulite_platform_driver);
        uart_unregister_driver(&ulite_uart_driver);