ONME-4366 - Fix UBLOX_EVK_ODIN_W2 fails in emac tests due to heap mem…

[mtomczykmobica]

…ory allocation failure. Increse event queue and free allocated buffer if cannot post packet to event queue.

Summary of changes

For huge traffic, rf board pass packets to emac test (Event queue) to fast. Queue was fully fill and cannot post new packets. Problem was there did't check if post was successful and if not nobody freed memory allocated by rf driver. To fix problem handling unposted packages and free memory. To improve handling incoming message event queue was increase from 20 to 50.

Impact of changes

Migration actions required

Documentation

None.

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Pull request type

[X] Patch update (Bug fix / Target update / Docs update / Test update / Refactor)
[] Feature update (New feature / Functionality change / New API)
[] Major update (Breaking change E.g. Return code change / API behaviour change)

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Test results

[] No Tests required for this change (E.g docs only update)
[X] Covered by existing mbed-os tests (Greentea or Unittest)
[] Tests / results supplied as part of this PR

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Reviewers

@AnttiKauppila
@michalpasztamobica

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[ciarmcom]

@mtomczykmobica, thank you for your changes.
@AnttiKauppila @michalpasztamobica @ARMmbed/mbed-os-test @ARMmbed/mbed-os-ipcore @ARMmbed/mbed-os-maintainers please review.

[mbed-ci]

Test run: SUCCESS

Summary: 5 of 5 test jobs passed
Build number : 1
Build artifacts