[WATCHDOG] WDIOC_GETSTATUS and WDIOC_GETBOOTSTATUS clean-up

Add mandatory WDIOC_GETSTATUS and WDIOC_GETBOOTSTATUS ioctl's for
drivers that don't have them yet.

Signed-off-by: Wim Van Sebroeck <wim@iguana.be>

diff --git a/drivers/char/watchdog/mixcomwd.c b/drivers/char/watchdog/mixcomwd.c
index db2ccb8..1adf1d5 100644
--- a/drivers/char/watchdog/mixcomwd.c
+++ b/drivers/char/watchdog/mixcomwd.c
@@ -215,6 +215,11 @@
 				return -EFAULT;
 			}
 			break;
+		case WDIOC_GETBOOTSTATUS:
+			if (copy_to_user(p, &status, sizeof(int))) {
+				return -EFAULT;
+			}
+			break;
 		case WDIOC_GETSUPPORT:
 			if (copy_to_user(argp, &ident, sizeof(ident))) {
 				return -EFAULT;