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-rw-r--r--net/ipv4/tcp_input.c7
-rw-r--r--net/ipv4/tcp_output.c3
2 files changed, 3 insertions, 7 deletions
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 5ecd7aa2597..cd39d1d02dc 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -4248,8 +4248,7 @@ static void tcp_sack_remove(struct tcp_sock *tp)
this_sack++;
sp++;
}
- if (num_sacks != tp->rx_opt.num_sacks)
- tp->rx_opt.num_sacks = num_sacks;
+ tp->rx_opt.num_sacks = num_sacks;
}
/* This one checks to see if we can put data from the
@@ -4325,8 +4324,7 @@ static void tcp_data_queue(struct sock *sk, struct sk_buff *skb)
TCP_ECN_accept_cwr(tp, skb);
- if (tp->rx_opt.dsack)
- tp->rx_opt.dsack = 0;
+ tp->rx_opt.dsack = 0;
/* Queue data for delivery to the user.
* Packets in sequence go to the receive queue.
@@ -4445,7 +4443,6 @@ drop:
/* Initial out of order segment, build 1 SACK. */
if (tcp_is_sack(tp)) {
tp->rx_opt.num_sacks = 1;
- tp->rx_opt.dsack = 0;
tp->selective_acks[0].start_seq = TCP_SKB_CB(skb)->seq;
tp->selective_acks[0].end_seq =
TCP_SKB_CB(skb)->end_seq;
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index eb285befdf3..32565803913 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -441,8 +441,7 @@ static void tcp_options_write(__be32 *ptr, struct tcp_sock *tp,
*ptr++ = htonl(sp[this_sack].end_seq);
}
- if (tp->rx_opt.dsack)
- tp->rx_opt.dsack = 0;
+ tp->rx_opt.dsack = 0;
}
}