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Diffstat (limited to 'net/ipv4/tcp_output.c')
-rw-r--r--net/ipv4/tcp_output.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 7d076f0db10..3ed6fc15815 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1370,15 +1370,21 @@ int tcp_retransmit_skb(struct sock *sk, struct sk_buff *skb)
if (skb->len > cur_mss) {
int old_factor = tcp_skb_pcount(skb);
- int new_factor;
+ int diff;
if (tcp_fragment(sk, skb, cur_mss, cur_mss))
return -ENOMEM; /* We'll try again later. */
/* New SKB created, account for it. */
- new_factor = tcp_skb_pcount(skb);
- tp->packets_out -= old_factor - new_factor;
- tp->packets_out += tcp_skb_pcount(skb->next);
+ diff = old_factor - tcp_skb_pcount(skb) -
+ tcp_skb_pcount(skb->next);
+ tp->packets_out -= diff;
+
+ if (diff > 0) {
+ tp->fackets_out -= diff;
+ if ((int)tp->fackets_out < 0)
+ tp->fackets_out = 0;
+ }
}
/* Collapse two adjacent packets if worthwhile and we can. */