Hello Evgeniy,
> +asmlinkage long sys_netchannel_control(void __user *arg)
[...]
> + if (copy_from_user(&ctl, arg, sizeof(struct unetchannel_control)))
> + return -ERESTARTSYS;
^^^^^^^^^^^
[...]
> + if (copy_to_user(arg, &ctl, sizeof(struct unetchannel_control)))
> + return -ERESTARTSYS;
^^^^^^^^^^^
I think this should be -EFAULT instead of -ERESTARTSYS, right?
--
Mit freundlichen Grüßen / Best Regards
Christian Borntraeger
Linux Software Engineer zSeries Linux & Virtualization
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