From 3d19812f745fac35aab02743c576a51dd9b0714f Mon Sep 17 00:00:00 2001
From: Sergey Belyashov <Sergey.Belyashov@gmail.com>
Date: Tue, 13 May 2014 12:40:47 +0400
Subject: Fix setting custom baud rates under Linux

This regression was caused by 7c737e0edcb93585856c65890ef34e5c5a28ee6b.
The initialization of the (current) serial port info was removed in that commit.

Tested on Linux x86_64 with Qt 5.1.1 and 4.8.6.

Task-number: QTBUG-38961
Change-Id: Idd3c5dc7eb37093848f33387563ff14567ac54fe
Reviewed-by: Denis Shienkov <denis.shienkov@gmail.com>
Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@digia.com>
Reviewed-by: Rafael Roquetto <rafael.roquetto@kdab.com>
---
 src/serialport/qserialport_unix.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/serialport/qserialport_unix.cpp b/src/serialport/qserialport_unix.cpp
index 8140e07..dc8d9af 100644
--- a/src/serialport/qserialport_unix.cpp
+++ b/src/serialport/qserialport_unix.cpp
@@ -260,6 +260,11 @@ bool QSerialPortPrivate::open(QIODevice::OpenMode mode)
     if (!updateTermios())
         return false;
 
+#ifdef Q_OS_LINUX
+    isCustomBaudRateSupported = (::ioctl(descriptor, TIOCGSERIAL, &currentSerialInfo) != -1)
+            && (::ioctl(descriptor, TIOCSSERIAL, &currentSerialInfo) != -1);
+#endif
+
     setExceptionNotificationEnabled(true);
 
     if ((flags & O_WRONLY) == 0)
-- 
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