2 files changed, 2 insertions, 0 deletions

diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 9944c1d9a218..3ff364065376 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -335,6 +335,7 @@ static void tcp_grow_window(struct sock *sk, const struct sk_buff *skb)
                         incr = __tcp_grow_window(sk, skb);
 
                 if (incr) {
+                        incr = max_t(int, incr, 2 * skb->len);
                         tp->rcv_ssthresh = min(tp->rcv_ssthresh + incr,
                                                tp->window_clamp);
                         inet_csk(sk)->icsk_ack.quick |= 1;
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 376b2cfbb685..7ac6423117ad 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -1096,6 +1096,7 @@ static void __pskb_trim_head(struct sk_buff *skb, int len)
         eat = min_t(int, len, skb_headlen(skb));
         if (eat) {
                 __skb_pull(skb, eat);
+                skb->avail_size -= eat;
                 len -= eat;
                 if (!len)
                         return;