watchdog: fix checkpatch warnings and error

Fix the following checkpatch warnings and error:
  WARNING: quoted string split across lines
  WARNING: braces {} are not necessary for single statement blocks
  WARNING: __initdata should be placed after ibmasr_id_table[]
  WARNING: please, no space before tabs
  ERROR: do not initialise statics to 0 or NULL

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@iguana.be>
diff --git a/drivers/watchdog/softdog.c b/drivers/watchdog/softdog.c
index c04a1aa..0dc5e323d 100644
--- a/drivers/watchdog/softdog.c
+++ b/drivers/watchdog/softdog.c
@@ -62,7 +62,7 @@
 		"Watchdog cannot be stopped once started (default="
 				__MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
 
-static int soft_noboot = 0;
+static int soft_noboot;
 module_param(soft_noboot, int, 0);
 MODULE_PARM_DESC(soft_noboot,
 	"Softdog action, set to 1 to ignore reboots, 0 to reboot (default=0)");