[mythtv-commits] [MythTV/mythtv] 168401: Fix error handling for non-existing video device

[kmdewaal]

  Branch: refs/heads/master
  Home:   https://github.com/MythTV/mythtv
  Commit: 16840147a2960f264cb18913a6d24dba4dc05899
      https://github.com/MythTV/mythtv/commit/16840147a2960f264cb18913a6d24dba4dc05899
  Author: Klaas de Waal <kdewaal at mythtv.org>
  Date:   2019-08-02 (Fri, 02 Aug 2019)

  Changed paths:
    M mythtv/libs/libmythtv/cardutil.cpp

  Log Message:
  -----------
  Fix error handling for non-existing video device

In mythtv-setup, it is possible to enter a non-existing device
name after choosing "New Entry" in the capture card dialogs.
In this case, the error number was erronously passed back
as a file descriptor instead of an error status.