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authorGary Bisson <gary.bisson@boundarydevices.com>2018-09-18 11:07:53 +0200
committerGary Bisson <gary.bisson@boundarydevices.com>2018-09-18 11:07:53 +0200
commitded0ac8f40f9561d8ab2f8ef6c9ff8dc435f2b41 (patch)
tree18a3de8603efe48e4d7c3036cf70d3b066de99a6 /net/ipv4/tcp_ipv4.c
parent6a71cbc089755afd6a86c005c22a1af6eab24a70 (diff)
parent927556eb3a72306db1ba5ab8b9bb9914433302ba (diff)
Merge tag 'v4.9.127' into imx_4.9.x_2.3.0_ga
This is the 4.9.127 stable release Conflicts: drivers/gpu/drm/imx/imx-ldb.c drivers/staging/android/ion/ion_priv.h
Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
-rw-r--r--net/ipv4/tcp_ipv4.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 504cdae41013..16dea67792e0 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -2440,6 +2440,12 @@ static int __net_init tcp_sk_init(struct net *net)
if (res)
goto fail;
sock_set_flag(sk, SOCK_USE_WRITE_QUEUE);
+
+ /* Please enforce IP_DF and IPID==0 for RST and
+ * ACK sent in SYN-RECV and TIME-WAIT state.
+ */
+ inet_sk(sk)->pmtudisc = IP_PMTUDISC_DO;
+
*per_cpu_ptr(net->ipv4.tcp_sk, cpu) = sk;
}