From ac151e05e77128ff6ee992d9f4b084361dad7d98 Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Tue, 27 Aug 2019 16:20:39 -0600
Subject: [PATCH] Fix warnings found in build testing.

---
 arch/arm/src/imxrt/Kconfig |  8 ++++----
 net/tcp/tcp_send.c         | 12 +-----------
 2 files changed, 5 insertions(+), 15 deletions(-)

diff --git a/arch/arm/src/imxrt/Kconfig b/arch/arm/src/imxrt/Kconfig
index b74d8391be..0983af260e 100644
--- a/arch/arm/src/imxrt/Kconfig
+++ b/arch/arm/src/imxrt/Kconfig
@@ -449,7 +449,7 @@ config ENC1_MOD
 if ENC1_MOD
 
 config ENC1_MODULUS
-	int "Modulus to wrap around"
+	hex "Modulus to wrap around"
 	default 0xffffffff
 
 endif # ENC1_MOD
@@ -524,7 +524,7 @@ config ENC2_MOD
 if ENC2_MOD
 
 config ENC2_MODULUS
-	int "Modulus to wrap around"
+	hex "Modulus to wrap around"
 	default 0xffffffff
 
 endif # ENC2_MOD
@@ -601,7 +601,7 @@ config ENC3_MOD
 if ENC3_MOD
 
 config ENC3_MODULUS
-	int "Modulus to wrap around"
+	hex "Modulus to wrap around"
 	default 0xffffffff
 
 endif # ENC3_MOD
@@ -676,7 +676,7 @@ config ENC4_MOD
 if ENC4_MOD
 
 config ENC4_MODULUS
-	int "Modulus to wrap around"
+	hex "Modulus to wrap around"
 	default 0xffffffff
 
 endif # ENC4_MOD
diff --git a/net/tcp/tcp_send.c b/net/tcp/tcp_send.c
index 59db5cee26..a5ffd198d2 100644
--- a/net/tcp/tcp_send.c
+++ b/net/tcp/tcp_send.c
@@ -432,16 +432,6 @@ void tcp_reset(FAR struct net_driver_s *dev)
   uint16_t tmp16;
   uint16_t acklen = 0;
   uint8_t seqbyte;
-  uint8_t domain;
-
-#if defined(CONFIG_NET_IPv4) && defined(CONFIG_NET_IPv6)
-  bool ipv6 = IFF_IS_IPv6(dev->d_flags);
-  domain    = ipv6 ? PF_INET6 : PF_INET;
-#elif defined(CONFIG_NET_IPv4)
-  domain    = PF_INET;
-#else /* defined(CONFIG_NET_IPv6) */
-  domain    = PF_INET6;
-#endif
 
 #ifdef CONFIG_NET_STATISTICS
   g_netstats.tcp.rst++;
@@ -456,7 +446,7 @@ void tcp_reset(FAR struct net_driver_s *dev)
 
 #ifdef CONFIG_NET_IPv6
 #ifdef CONFIG_NET_IPv4
-  if (ipv6)
+  if (IFF_IS_IPv6(dev->d_flags))
 #endif
     {
       FAR struct ipv6_hdr_s *ip = IPv6BUF;