hg: dio/dev: 8129773: [UART] Don't start waiting procedure if timeout is 0

[sergey.nazarkin at oracle.com]

Changeset: e594b663ed53
Author:    snazarki
Date:      2015-07-07 17:58 +0300
URL:       http://hg.openjdk.java.net/dio/dev/rev/e594b663ed53

8129773: [UART] Don't start waiting procedure if timeout is 0
Summary: Add check timeout > 0
Reviewed-by: snazarki
Contributed-by: olga.milovskaya at oracle.com

! src/share/classes/com/oracle/dio/uart/impl/UARTImpl.java