MISRA C:2012  Dir-4.7:  (Required)			If a function returns error information, then that error information shall be tested

Amplification:

The list of functions that are deemed to return error information shall be determined by the project.

The error information returned by a function shall be tested in a meaningful manner.

Exception:

If it can be shown, for example by checking arguments, that a function cannot return an error indication then there is no need to perform a check.

No QAC messages cover this rule.

(c) The Motor Industry Research Association, 2012

QA C Source Code Analyser 8.1.2 MISRA C:2012 Compliance Module 1.0 © 2013 Programming Research www.programmingresearch.com

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