From 471daba011b2cc62cddfc6b14923782f2905fa19 Mon Sep 17 00:00:00 2001
From: Axel Lin <axel.lin@ingics.com>
Date: Tue, 25 Apr 2017 23:14:07 +0800
Subject: [PATCH] tcp_out: Fix LWIP_NETIF_TX_SINGLE_PBUF guard for not
 executing phase 2

This fixes build error if LWIP_NETIF_TX_SINGLE_PBUF==1.

Fixes: dd811bca0689 ("Fix bug #50694 (TX exist more pbufs after enable LWIP_NETIF_TX_SINGLE_PBUF) by not executing phase 2 for LWIP_NETIF_TX_SINGLE_PBUF==1")
Signed-off-by: Axel Lin <axel.lin@ingics.com>
---
 src/core/tcp_out.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/tcp_out.c b/src/core/tcp_out.c
index 37517005..8791ead7 100644
--- a/src/core/tcp_out.c
+++ b/src/core/tcp_out.c
@@ -548,13 +548,13 @@ tcp_write(struct tcp_pcb *pcb, const void *arg, u16_t len, u8_t apiflags)
 
       pos += seglen;
     }
+#endif /* !LWIP_NETIF_TX_SINGLE_PBUF */
   } else {
 #if TCP_OVERSIZE
     LWIP_ASSERT("unsent_oversize mismatch (pcb->unsent is NULL)",
                 pcb->unsent_oversize == 0);
 #endif /* TCP_OVERSIZE */
   }
-#endif /* !LWIP_NETIF_TX_SINGLE_PBUF */
 
   /*
    * Phase 3: Create new segments.