From c4146b4480d966b36cf21edca51e447bb65a81ec Mon Sep 17 00:00:00 2001
From: Dirk Ziegelmeier <dirk@ziegelmeier.net>
Date: Fri, 22 Sep 2017 11:47:05 +0200
Subject: [PATCH] Fix shadowing of a local variable in sys_arch.c

---
 ports/win32/sys_arch.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ports/win32/sys_arch.c b/ports/win32/sys_arch.c
index f4e85b4..97ee665 100644
--- a/ports/win32/sys_arch.c
+++ b/ports/win32/sys_arch.c
@@ -72,7 +72,7 @@ static void sys_win_rand_init(void)
     DWORD err = GetLastError();
     LWIP_PLATFORM_DIAG(("CryptAcquireContext failed with error %d, trying to create NEWKEYSET", (int)err));
     if(!CryptAcquireContext(&hcrypt, NULL, NULL, PROV_RSA_FULL, CRYPT_NEWKEYSET)) {
-      DWORD err = GetLastError();
+      err = GetLastError();
       char errbuf[128];
       snprintf(errbuf, sizeof(errbuf), "CryptAcquireContext failed with error %d", (int)err);
       LWIP_UNUSED_ARG(err);