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authorEric Dumazet <edumazet@google.com>2017-10-27 06:55:02 +0200
committerDavid S. Miller <davem@davemloft.net>2017-10-27 09:35:42 +0200
commit625357aa175c688d219da43c8cfaa2e1629e0e1a (patch)
treea80baade384ce0fb8c7e22429eb6a2aa4621ca53 /net/ipv4
parenttcp: Namespace-ify sysctl_tcp_stdurg (diff)
downloadlinux-625357aa175c688d219da43c8cfaa2e1629e0e1a.tar.xz
linux-625357aa175c688d219da43c8cfaa2e1629e0e1a.zip
tcp: Namespace-ify sysctl_tcp_rfc1337
Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/sysctl_net_ipv4.c14
-rw-r--r--net/ipv4/tcp_input.c1
-rw-r--r--net/ipv4/tcp_minisocks.c2
3 files changed, 8 insertions, 9 deletions
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index a34bb75815c1..832e554235df 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -401,13 +401,6 @@ static struct ctl_table ipv4_table[] = {
.proc_handler = proc_dointvec
},
{
- .procname = "tcp_rfc1337",
- .data = &sysctl_tcp_rfc1337,
- .maxlen = sizeof(int),
- .mode = 0644,
- .proc_handler = proc_dointvec
- },
- {
.procname = "inet_peer_threshold",
.data = &inet_peer_threshold,
.maxlen = sizeof(int),
@@ -1145,6 +1138,13 @@ static struct ctl_table ipv4_net_table[] = {
.mode = 0644,
.proc_handler = proc_dointvec
},
+ {
+ .procname = "tcp_rfc1337",
+ .data = &init_net.ipv4.sysctl_tcp_rfc1337,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec
+ },
{ }
};
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 14b06963c102..64fde81b0eb7 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -89,7 +89,6 @@ EXPORT_SYMBOL(sysctl_tcp_adv_win_scale);
/* rfc5961 challenge ack rate limiting */
int sysctl_tcp_challenge_ack_limit = 1000;
-int sysctl_tcp_rfc1337 __read_mostly;
int sysctl_tcp_max_orphans __read_mostly = NR_FILE;
int sysctl_tcp_frto __read_mostly = 2;
int sysctl_tcp_min_rtt_wlen __read_mostly = 300;
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 056009f1c14f..11836667763c 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -181,7 +181,7 @@ tcp_timewait_state_process(struct inet_timewait_sock *tw, struct sk_buff *skb,
* Oh well... nobody has a sufficient solution to this
* protocol bug yet.
*/
- if (sysctl_tcp_rfc1337 == 0) {
+ if (twsk_net(tw)->ipv4.sysctl_tcp_rfc1337 == 0) {
kill:
inet_twsk_deschedule_put(tw);
return TCP_TW_SUCCESS;