diff mbox

[v2,net-next] tcp: factorize sk_txhash init

Message ID 1442979857.29850.110.camel@edumazet-glaptop2.roam.corp.google.com
State Accepted, archived
Delegated to: David Miller
Headers show

Commit Message

Eric Dumazet Sept. 23, 2015, 3:44 a.m. UTC 
From: Eric Dumazet <edumazet@google.com>

Neal suggested to move sk_txhash init into tcp_create_openreq_child(),
called both from IPv4 and IPv6.

This opportunity was missed in commit 58d607d3e52f ("tcp: provide
skb->hash to synack packets")

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Neal Cardwell <ncardwell@google.com>
---
v2: respin

 net/ipv4/tcp_ipv4.c      |    1 -
 net/ipv4/tcp_minisocks.c |    1 +
 net/ipv6/tcp_ipv6.c      |    2 --
 3 files changed, 1 insertion(+), 3 deletions(-)



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Comments

David Miller Sept. 24, 2015, 9:53 p.m. UTC | #1 
From: Eric Dumazet <eric.dumazet@gmail.com>
Date: Tue, 22 Sep 2015 20:44:17 -0700

> From: Eric Dumazet <edumazet@google.com>
> 
> Neal suggested to move sk_txhash init into tcp_create_openreq_child(),
> called both from IPv4 and IPv6.
> 
> This opportunity was missed in commit 58d607d3e52f ("tcp: provide
> skb->hash to synack packets")
> 
> Signed-off-by: Eric Dumazet <edumazet@google.com>
> Signed-off-by: Neal Cardwell <ncardwell@google.com>
> ---
> v2: respin

Applied, thanks Eric.
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diff mbox

Patch

diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index d671d742a239..7e2646542312 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1276,7 +1276,6 @@  struct sock *tcp_v4_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
 	newinet->mc_index     = inet_iif(skb);
 	newinet->mc_ttl	      = ip_hdr(skb)->ttl;
 	newinet->rcv_tos      = ip_hdr(skb)->tos;
-	newsk->sk_txhash      = tcp_rsk(req)->txhash;
 	inet_csk(newsk)->icsk_ext_hdr_len = 0;
 	if (inet_opt)
 		inet_csk(newsk)->icsk_ext_hdr_len = inet_opt->opt.optlen;
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 10933d01b982..85830bb92d04 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -471,6 +471,7 @@  struct sock *tcp_create_openreq_child(struct sock *sk, struct request_sock *req,
 		tcp_enable_early_retrans(newtp);
 		newtp->tlp_high_seq = 0;
 		newtp->lsndtime = treq->snt_synack.stamp_jiffies;
+		newsk->sk_txhash = treq->txhash;
 		newtp->last_oow_ack_time = 0;
 		newtp->total_retrans = req->num_retrans;
 
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index f9c0e2640671..a004e0b0b3e9 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1090,8 +1090,6 @@  static struct sock *tcp_v6_syn_recv_sock(struct sock *sk, struct sk_buff *skb,
 	newsk->sk_v6_rcv_saddr = ireq->ir_v6_loc_addr;
 	newsk->sk_bound_dev_if = ireq->ir_iif;
 
-	newsk->sk_txhash = tcp_rsk(req)->txhash;
-
 	/* Now IPv6 options...
 
 	   First: no IPv4 options.