From 282e85763bdbdaa157219f0d2b4b35433935a2f2 Mon Sep 17 00:00:00 2001
From: goldsimon <goldsimon@gmx.de>
Date: Wed, 15 Mar 2017 16:47:59 +0100
Subject: [PATCH] lwip_init(): at least IAR warns about "LWIP_UNUSED_ARG(a)"
 accessing an uninitialized variable... Try to fix this by initializing it (it
 will be optimized away anyway)

(cherry picked from commit 946b2315163de66952d48b308551b94b2b1043b4)
---
 src/core/init.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core/init.c b/src/core/init.c
index 31314613..ea3b5ebe 100644
--- a/src/core/init.c
+++ b/src/core/init.c
@@ -337,7 +337,7 @@ void
 lwip_init(void)
 {
 #ifndef LWIP_SKIP_CONST_CHECK
-  int a;
+  int a = 0;
   LWIP_UNUSED_ARG(a);
   LWIP_ASSERT("LWIP_CONST_CAST not implemented correctly. Check your lwIP port.", LWIP_CONST_CAST(void*, &a) == &a);
 #endif