From: Aaron Marcher <me@drkhsh.at>
Date: Fri, 11 Aug 2017 12:33:02 +0000 (+0200)
Subject: Fixed possible NULL-deref and removed unnecessary XOpenDisplay()
X-Git-Url: https://git.xinqibao.xyz/slstatus.git/commitdiff_plain/6f011743921db04e5513df45c5ac4b2c752d52de?ds=sidebyside;hp=6f011743921db04e5513df45c5ac4b2c752d52de

Fixed possible NULL-deref and removed unnecessary XOpenDisplay()

- Added a check for the return value of XOpenDisplay() in main().
  This fixes a possible NULL-deref.
- Removed unnsecessary XOpenDisplay and XCloseDisplay from
  keyboard_indicators(). The ones in main() are sufficent.
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