[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-ID: <48392b4d422dd64cb8e76822737928c189b2b4d2.1717105215.git.yan@cloudflare.com>
Date: Thu, 30 May 2024 14:47:04 -0700
From: Yan Zhai <yan@...udflare.com>
To: netdev@...r.kernel.org
Cc: "David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
Simon Horman <horms@...nel.org>, David Ahern <dsahern@...nel.org>,
Abhishek Chauhan <quic_abchauha@...cinc.com>,
Mina Almasry <almasrymina@...gle.com>,
Florian Westphal <fw@...len.de>,
Alexander Lobakin <aleksander.lobakin@...el.com>,
David Howells <dhowells@...hat.com>, Jiri Pirko <jiri@...nulli.us>,
Daniel Borkmann <daniel@...earbox.net>,
Sebastian Andrzej Siewior <bigeasy@...utronix.de>,
Lorenzo Bianconi <lorenzo@...nel.org>,
Pavel Begunkov <asml.silence@...il.com>,
linux-kernel@...r.kernel.org, kernel-team@...udflare.com,
Jesper Dangaard Brouer <hawk@...nel.org>
Subject: [RFC net-next 4/6] tcp: pass rx socket on rcv drops
Use kfree_skb_for_sk call to pass on the rx socket
Signed-off-by: Yan Zhai <yan@...udflare.com>
---
net/ipv4/syncookies.c | 2 +-
net/ipv4/tcp_input.c | 2 +-
net/ipv4/tcp_ipv4.c | 4 ++--
net/ipv6/syncookies.c | 2 +-
net/ipv6/tcp_ipv6.c | 4 ++--
5 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index b61d36810fe3..fd0ccf0a0439 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -496,6 +496,6 @@ struct sock *cookie_v4_check(struct sock *sk, struct sk_buff *skb)
out_free:
reqsk_free(req);
out_drop:
- kfree_skb_reason(skb, reason);
+ kfree_skb_for_sk(skb, sk, reason);
return NULL;
}
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 9c04a9c8be9d..6c5f6fe7d9fa 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -4849,7 +4849,7 @@ static void tcp_drop_reason(struct sock *sk, struct sk_buff *skb,
enum skb_drop_reason reason)
{
sk_drops_add(sk, skb);
- kfree_skb_reason(skb, reason);
+ kfree_skb_for_sk(skb, sk, reason);
}
/* This one checks to see if we can put data from the
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 8f70b8d1d1e5..cff9e0c7daec 100644
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -1944,7 +1944,7 @@ int tcp_v4_do_rcv(struct sock *sk, struct sk_buff *skb)
reset:
tcp_v4_send_reset(rsk, skb, sk_rst_convert_drop_reason(reason));
discard:
- kfree_skb_reason(skb, reason);
+ kfree_skb_for_sk(skb, sk, reason);
/* Be careful here. If this function gets more complicated and
* gcc suffers from register pressure on the x86, sk (in %ebx)
* might be destroyed here. This current version compiles correctly,
@@ -2381,7 +2381,7 @@ int tcp_v4_rcv(struct sk_buff *skb)
discard_it:
SKB_DR_OR(drop_reason, NOT_SPECIFIED);
/* Discard frame. */
- kfree_skb_reason(skb, drop_reason);
+ kfree_skb_for_sk(skb, sk, drop_reason);
return 0;
discard_and_relse:
diff --git a/net/ipv6/syncookies.c b/net/ipv6/syncookies.c
index bfad1e89b6a6..d09fec4bb0c0 100644
--- a/net/ipv6/syncookies.c
+++ b/net/ipv6/syncookies.c
@@ -275,6 +275,6 @@ struct sock *cookie_v6_check(struct sock *sk, struct sk_buff *skb)
out_free:
reqsk_free(req);
out_drop:
- kfree_skb_reason(skb, reason);
+ kfree_skb_for_sk(skb, sk, reason);
return NULL;
}
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 750aa681779c..c7a7f339ca74 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1682,7 +1682,7 @@ int tcp_v6_do_rcv(struct sock *sk, struct sk_buff *skb)
discard:
if (opt_skb)
__kfree_skb(opt_skb);
- kfree_skb_reason(skb, reason);
+ kfree_skb_for_sk(skb, sk, reason);
return 0;
csum_err:
reason = SKB_DROP_REASON_TCP_CSUM;
@@ -1948,7 +1948,7 @@ INDIRECT_CALLABLE_SCOPE int tcp_v6_rcv(struct sk_buff *skb)
discard_it:
SKB_DR_OR(drop_reason, NOT_SPECIFIED);
- kfree_skb_reason(skb, drop_reason);
+ kfree_skb_for_sk(skb, sk, drop_reason);
return 0;
discard_and_relse:
--
2.30.2
Powered by blists - more mailing lists