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Diffstat (limited to 'net/core/skbuff.c')
-rw-r--r--net/core/skbuff.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 9705c0732aab..3dec0293a7c5 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -3522,8 +3522,11 @@ void __skb_tstamp_tx(struct sk_buff *orig_skb,
serr->ee.ee_errno = ENOMSG;
serr->ee.ee_origin = SO_EE_ORIGIN_TIMESTAMPING;
serr->ee.ee_info = tstype;
- if (sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID)
+ if (sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID) {
serr->ee.ee_data = skb_shinfo(skb)->tskey;
+ if (sk->sk_protocol == IPPROTO_TCP)
+ serr->ee.ee_data -= sk->sk_tskey;
+ }
err = sock_queue_err_skb(sk, skb);