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authorEric Dumazet <edumazet@google.com>2021-10-27 13:19:23 -0700
committerDavid S. Miller <davem@davemloft.net>2021-10-28 12:44:39 +0100
commit8b7d8c2bdb7653605aaa1770b882e79b25ba4002 (patch)
tree07320be5053af4596e9e59a9099f4b6aa36c1385 /net/ipv4/tcp.c
parent4f2266748eabc42f107ecb6a3cc5b34614b29a12 (diff)
tcp: do not clear TCP_SKB_CB(skb)->sacked if already zero
Freshly allocated skbs have zero in skb->cb[] already. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp.c')
-rw-r--r--net/ipv4/tcp.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 88475b640344..7a7b9aa8f19a 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -660,7 +660,6 @@ void tcp_skb_entail(struct sock *sk, struct sk_buff *skb)
tcb->seq = tcb->end_seq = tp->write_seq;
tcb->tcp_flags = TCPHDR_ACK;
- tcb->sacked = 0;
__skb_header_release(skb);
tcp_add_write_queue_tail(sk, skb);
sk_wmem_queued_add(sk, skb->truesize);