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authorDavid S. Miller <davem@davemloft.net>2017-02-02 16:54:00 -0500
committerDavid S. Miller <davem@davemloft.net>2017-02-02 16:54:00 -0500
commite2160156bf2a7d5018e99a9993fbcdda0abac09b (patch)
tree1a70cb13dcfa7ade4c48d8a64d20543abebfb1dc /net/ipv4
parent62e13097c46c69dbd7544ab2cd585ccf48f360a4 (diff)
parent6d04dfc8966019b8b0977b2cb942351f13d2b178 (diff)
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
All merge conflicts were simple overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4')
-rw-r--r--net/ipv4/tcp_output.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 7b2d8762f15f..6d5bab8a3ea6 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2515,9 +2515,11 @@ u32 __tcp_select_window(struct sock *sk)
int full_space = min_t(int, tp->window_clamp, allowed_space);
int window;
- if (mss > full_space)
+ if (unlikely(mss > full_space)) {
mss = full_space;
-
+ if (mss <= 0)
+ return 0;
+ }
if (free_space < (full_space >> 1)) {
icsk->icsk_ack.quick = 0;