tcp: fix zero rwnd sent check

Type:fix

Change-Id: I1e6f2cb28c1bf544cc3d060b11c8935f9edb0eed
Signed-off-by: Florin Coras <[email protected]>
(cherry picked from commit d1ba3d257788f1a65016a50a53d85f2b905874bb)

diff --git a/src/vnet/tcp/tcp.h b/src/vnet/tcp/tcp.h
index a340d2f..ae50947 100644 (file)
--- a/src/vnet/tcp/tcp.h
+++ b/src/vnet/tcp/tcp.h
@@ -454,7 +454,7 @@ tcp_cong_recovery_off (tcp_connection_t * tc)
   tcp_fastrecovery_first_off (tc);
 }
 
-#define tcp_zero_rwnd_sent(tc) (tc)->flags &= TCP_CONN_ZERO_RWND_SENT
+#define tcp_zero_rwnd_sent(tc) ((tc)->flags & TCP_CONN_ZERO_RWND_SENT)
 #define tcp_zero_rwnd_sent_on(tc) (tc)->flags |= TCP_CONN_ZERO_RWND_SENT
 #define tcp_zero_rwnd_sent_off(tc) (tc)->flags &= ~TCP_CONN_ZERO_RWND_SENT