kernel: posix-clock: Fix missing timespec64 check in pc_clock_settime()

In the Linux kernel, the following vulnerability has been resolved: posix-clock: Fix missing timespec64 check in pcclocksettime As Andrew pointed out, it will make sense that the PTP core checked timespec64 struct's tvsec and tvnsec range before calling ptp-info-settime64. As the man manual of...