watchdog: geodewdt: remove unneeded break

A break is not needed if it is preceded by a return

Signed-off-by: Tom Rix <trix@redhat.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Link: https://lore.kernel.org/r/20201019175342.2646-1-trix@redhat.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Wim Van Sebroeck <wim@linux-watchdog.org>

drivers/watchdog/geodewdt.c

@@ -150,8 +150,6 @@ static long geodewdt_ioctl(struct file *file, unsigned int cmd,
 	case WDIOC_GETSUPPORT:
 		return copy_to_user(argp, &ident,
 				    sizeof(ident)) ? -EFAULT : 0;
-		break;
-
 	case WDIOC_GETSTATUS:
 	case WDIOC_GETBOOTSTATUS:
 		return put_user(0, p);