Werk #6069: netextreme_fan: Fixed crash if no speed information is sent from device

ComponentChecks & Agents
Titlenetextreme_fan: Fixed crash if no speed information is sent from device
Date2018-05-09 09:58:57
Check_MK EditionCheck_MK Raw Edition (CRE)
Check_MK Version1.4.0p32,1.6.0i1,1.5.0b3
LevelTrivial Change
ClassBug Fix
CompatibilityCompatible - no manual interaction needed