tipc: set sysctl_tipc_rmem and named_timeout right range

[ Upstream commit 4bcd4ec101 ]

We find that sysctl_tipc_rmem and named_timeout do not have the right minimum
setting. sysctl_tipc_rmem should be larger than zero, like sysctl_tcp_rmem.
And named_timeout as a timeout setting should be not less than zero.

Fixes: cc79dd1ba9 ("tipc: change socket buffer overflow control to respect sk_rcvbuf")
Fixes: a5325ae5b8 ("tipc: add name distributor resiliency queue")
Signed-off-by: Jie Liu <liujie165@huawei.com>
Reported-by: Qiang Ning <ningqiang1@huawei.com>
Reviewed-by: Zhiqiang Liu <liuzhiqiang26@huawei.com>
Reviewed-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Jie Liu 2019-04-16 13:10:09 +08:00 committed by Greg Kroah-Hartman
parent b6cb6f9f78
commit f4e55515d1
1 changed files with 6 additions and 2 deletions

View File

@ -37,6 +37,8 @@
#include <linux/sysctl.h>
static int zero;
static int one = 1;
static struct ctl_table_header *tipc_ctl_hdr;
static struct ctl_table tipc_table[] = {
@ -45,14 +47,16 @@ static struct ctl_table tipc_table[] = {
.data = &sysctl_tipc_rmem,
.maxlen = sizeof(sysctl_tipc_rmem),
.mode = 0644,
.proc_handler = proc_dointvec,
.proc_handler = proc_dointvec_minmax,
.extra1 = &one,
},
{
.procname = "named_timeout",
.data = &sysctl_tipc_named_timeout,
.maxlen = sizeof(sysctl_tipc_named_timeout),
.mode = 0644,
.proc_handler = proc_dointvec,
.proc_handler = proc_dointvec_minmax,
.extra1 = &zero,
},
{}
};