hwclock: remove dead ioctl check

The epoch ioctls test hasn't been valid for 20 years (v2.1.88).
RTC has returned ENOTTY for unimplemented ioctls for 15 years.

The check is made for RTC_EPOCH_SET, but not for RTC_EPOCH_READ.
They were both implemented at the same time.

Signed-off-by: J William Piggott <elseifthen@gmx.com>

diff --git a/sys-utils/hwclock-rtc.c b/sys-utils/hwclock-rtc.c
index 9d3e5b98312435c46b52165c99ac09f293c8ce66..580356117a9f5c0e21a847b5094c3d3b46bc7b44 100644 (file)
--- a/sys-utils/hwclock-rtc.c
+++ b/sys-utils/hwclock-rtc.c
@@ -458,13 +458,7 @@ int set_epoch_rtc(const struct hwclock_control *ctl)
                         "with RTC_EPOCH_SET ioctl to %s.\n"), epoch,
                       rtc_dev_name);
        if (ioctl(rtc_fd, RTC_EPOCH_SET, epoch) == -1) {
-               if (errno == EINVAL)
-                       warnx(_("The kernel device driver for %s "
-                               "does not have the RTC_EPOCH_SET ioctl."),
-                             rtc_dev_name);
-               else
-                       warn(_("ioctl(RTC_EPOCH_SET) to %s failed"),
-                                 rtc_dev_name);
+               warn(_("ioctl(RTC_EPOCH_SET) to %s failed"), rtc_dev_name);
                return 1;
        }