Description of problem: Can't control LCD backlight using laptop brightness keys in cinnamon Version-Release number of selected component (if applicable): 2.6.3-4.fc22.x86_64 How reproducible: Always Steps to Reproduce: 1. Press laptop keys to increase/decrease LCD backlight 2. OSD appears, confirming key press Actual results: Backlight does not change Expected results: Backlight should increase or decrease, according to the key pressed Additional info: Cinnamon settings daemon backlight helper (/usr/libexec/csd-backlight-helper) always crashes (segmentation fault), regardless of the parameters passed (--set-brightness XX, --get-brightness, --get-max-brightness). Gnome settings daemon backlight helper (/usr/libexec/gsd-backlight-helper) works fine.
*** This bug has been marked as a duplicate of bug 1261138 ***