From: Pavel Tikhomirov <ptikhomi...@virtuozzo.com> Date: Thu, 29 Dec 2016 17:35:07 +0300
> @@ -958,7 +959,9 @@ static struct ctl_table ipv4_net_table[] = { > .data = &init_net.ipv4.sysctl_tcp_notsent_lowat, > .maxlen = sizeof(unsigned int), > .mode = 0644, > - .proc_handler = proc_dointvec, > + .proc_handler = proc_doulongvec_minmax, > + .extra1 = &zero, > + .extra2 = &uint_max, It seems much simpler to use "proc_douintvec()" to fix this bug. Doesn't it?