1 files changed, 1 insertions, 3 deletions

diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 08bbe6096528..b358e8c98607 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -360,9 +360,7 @@ static void tcp_fixup_rcvbuf(struct sock *sk)
         if (mss > 1460)
                 icwnd = max_t(u32, (1460 * TCP_DEFAULT_INIT_RCVWND) / mss, 2);
 
-        rcvmem = SKB_TRUESIZE(mss + MAX_TCP_HEADER);
-        while (tcp_win_from_space(rcvmem) < mss)
-                rcvmem += 128;
+        rcvmem = 2 * SKB_TRUESIZE(mss + MAX_TCP_HEADER);
 
         rcvmem *= icwnd;