Fixed possible NULL-deref and removed unnecessary XOpenDisplay()
authorAaron Marcher <me@drkhsh.at>
Fri, 11 Aug 2017 12:33:02 +0000 (14:33 +0200)
committerAaron Marcher <me@drkhsh.at>
Fri, 11 Aug 2017 12:33:02 +0000 (14:33 +0200)
commit6f011743921db04e5513df45c5ac4b2c752d52de
treeb42c371f2d13c159b611949c7aca7aca6bdf031a
parent1814061396ef5855e2d1815665fc32e0902ccbe9
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.
slstatus.c