Werk #7303: smart: Handle snmp data without normalized values correctly

Component

Checks & agents

Title

smart: Handle snmp data without normalized values correctly

Date

May 10, 2019

Level

Trivial Change

Class

Bug Fix

Compatibility

Compatible - no manual interaction needed

Checkmk versions & editions

1.6.0b1	Checkmk Raw (CRE), Checkmk Enterprise (CEE), Checkmk MSP (CME)

SNMP data may contain strings "---" for the OIDs which represent the normalized value and threshold. For the "Reallocated Event Count" missing valid data resulted in a crash of the check function. This werk fixes this by adding proper handling of this edge case.

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