watchdog: diag288_wdt: Remove leftover includes from conversion to watchdog API

Commit f7a94db4e9 ("s390/watchdog: use watchdog API") converted
the driver to use the watchdog API, but some includes as well as
MODULE_ALIAS_MISCDEV() were missed.

Cc: Philipp Hachtmann <phacht@de.ibm.com>
Cc: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Wim Van Sebroeck <wim@linux-watchdog.org>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>

drivers/watchdog/diag288_wdt.c

@@ -26,13 +26,11 @@
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <linux/slab.h>
-#include <linux/miscdevice.h>
 #include <linux/watchdog.h>
 #include <linux/suspend.h>
 #include <asm/ebcdic.h>
 #include <asm/diag.h>
 #include <linux/io.h>
-#include <linux/uaccess.h>
 
 #define MAX_CMDLEN 240
 #define DEFAULT_CMD "SYSTEM RESTART"
@@ -70,7 +68,6 @@ MODULE_PARM_DESC(conceal, "Enable the CONCEAL CP option while the watchdog is ac
 module_param_named(nowayout, nowayout_info, bool, 0444);
 MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default = CONFIG_WATCHDOG_NOWAYOUT)");
 
-MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);
 MODULE_ALIAS("vmwatchdog");
 
 static int __diag288(unsigned int func, unsigned int timeout,