hg: dio/dev: 8047810: DeviceManager throws IOException while opening port by config

[jen.dority at oracle.com]

Changeset: 2c19286ee651
Author:    jld
Date:      2014-08-13 13:39 -0400
URL:       http://hg.openjdk.java.net/dio/dev/rev/2c19286ee651

8047810: DeviceManager throws IOException while opening port by config
Summary: Fixed a check for incorrect return value in gpio.c and other minor fixes
Reviewed-by: alkonsta

! src/se/classes/com/oracle/dio/gpio/impl/GPIOPinEventHandler.java
! src/se/classes/com/oracle/dio/gpio/impl/GPIOPortEventHandler.java
! src/se/native/com/oracle/dio/dio_common.cpp
! src/se/native/com/oracle/dio/gpio/impl/jni_gpio.cpp
! src/share/classes/com/oracle/dio/gpio/impl/GPIOPortImpl.java
! src/share/linux/native/com/oracle/dio/gpio/gpio.c