From 375f56506089f98118aa1848ed9f05a35e212c90 Mon Sep 17 00:00:00 2001
From: Karsten Heimrich <karsten.heimrich@qt.io>
Date: Thu, 22 Aug 2019 15:12:56 +0200
Subject: Fix reporting the network interface type on macOS 10.14.5 and later

* initialize the structure used as argument to ioctl SIOCGIFMEDIA

The ioctl in ifType(...) returned -1 and set errno to EFAULT, thus
the code to determine the interface type was not executed.

Task-number: QTBUG-76408
Change-Id: Ib69c2c0cd4dda3604d568adf9746e0c9a280e9a0
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>
Reviewed-by: Karsten Heimrich <karsten.heimrich@qt.io>
Reviewed-by: Christian Ehrlicher <ch.ehrlicher@gmx.de>
---
 src/network/kernel/qnetworkinterface_unix.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'src')

diff --git a/src/network/kernel/qnetworkinterface_unix.cpp b/src/network/kernel/qnetworkinterface_unix.cpp
index c28c5ea9e6..4c57bff3bc 100644
--- a/src/network/kernel/qnetworkinterface_unix.cpp
+++ b/src/network/kernel/qnetworkinterface_unix.cpp
@@ -485,6 +485,7 @@ static QList<QNetworkInterfacePrivate *> createInterfaces(ifaddrs *rawList)
         struct ifreq req;
     };
     int socket = -1;
+    memset(&mediareq, 0, sizeof(mediareq));
 
     // ensure both structs start with the name field, of size IFNAMESIZ
     Q_STATIC_ASSERT(sizeof(mediareq.ifm_name) == sizeof(req.ifr_name));
-- 
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