On Wed, 6 May 2015, Arnd Bergmann wrote:
> +SYSCALL_DEFINE4(semtimedop, int, semid, struct sembuf __user *, tsops,
> + unsigned, nsops,
> + const struct __kernel_timespec __user *, timeout)
> +{
> + unsigned long jiffies_left = 0;
> +
> + if (timeout) {
> + struct timespec64 _timeout;
> + if (get_timespec64(&_timeout, timeout))
Moo. I had to look 3 times to get not confused by the extra
underscore. What's wrong with a proper variable name which is easy to
distinguish?
> + return -EFAULT;
> + if (_timeout.tv_sec < 0 || _timeout.tv_nsec < 0 ||
> + _timeout.tv_nsec >= 1000000000L)
> + return -EINVAL;
We have proper helper functions to validate time specs.
Thanks,
tglx
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