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authorDavid S. Miller <davem@davemloft.net>2020-09-23 22:11:11 +0200
committerDavid S. Miller <davem@davemloft.net>2020-09-23 22:11:11 +0200
commit6d772f328d6ad3e4fb64385784571be4be25e63d (patch)
treede6e9d5b1aac58a7e1fd9502f0baa45b5c12b296 /net/ipv4/tcp_input.c
parentMerge tag 'linux-can-next-for-5.10-20200923' of git://git.kernel.org/pub/scm/... (diff)
parenttools resolve_btfids: Always force HOSTARCH (diff)
downloadlinux-6d772f328d6ad3e4fb64385784571be4be25e63d.tar.xz
linux-6d772f328d6ad3e4fb64385784571be4be25e63d.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next
Alexei Starovoitov says: ==================== pull-request: bpf-next 2020-09-23 The following pull-request contains BPF updates for your *net-next* tree. We've added 95 non-merge commits during the last 22 day(s) which contain a total of 124 files changed, 4211 insertions(+), 2040 deletions(-). The main changes are: 1) Full multi function support in libbpf, from Andrii. 2) Refactoring of function argument checks, from Lorenz. 3) Make bpf_tail_call compatible with functions (subprograms), from Maciej. 4) Program metadata support, from YiFei. 5) bpf iterator optimizations, from Yonghong. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_input.c')
-rw-r--r--net/ipv4/tcp_input.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 50834e7f958e..02d0e2fb77c0 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -5885,8 +5885,10 @@ void tcp_init_transfer(struct sock *sk, int bpf_op, struct sk_buff *skb)
tp->snd_cwnd = tcp_init_cwnd(tp, __sk_dst_get(sk));
tp->snd_cwnd_stamp = tcp_jiffies32;
+ icsk->icsk_ca_initialized = 0;
bpf_skops_established(sk, bpf_op, skb);
- tcp_init_congestion_control(sk);
+ if (!icsk->icsk_ca_initialized)
+ tcp_init_congestion_control(sk);
tcp_init_buffer_space(sk);
}