Fixed lwip k64f ethernet driver ipv6 multicast groups

[mikaleppanen]

Description

Added a work around to lwip k64f ethernet Ipv6 multicast groups handling.

This is a work around for problem described in:

#4372

Status

READY

Migrations

NO

Related PRs

None

Todos

• Tests
• Documentation

Deploy notes

None

Steps to test or reproduce

None

[mikaleppanen]

@kjbracey-arm @SeppoTakalo please review.

[mikaleppanen]

Added link to the mbed os issue to code change.

[0xc0170]

/morph build

[mbed-ci]

Build : SUCCESS

Build number : 698
Build artifacts/logs : http://mbed-os.s3-website-eu-west-1.amazonaws.com/?prefix=builds/5704/

Triggering tests

/morph test
/morph uvisor-test
/morph export-build

[mbed-ci]

Exporter Build : FAILURE

Build number : 340
Build artifacts/logs : http://mbed-os.s3-website-eu-west-1.amazonaws.com/?prefix=builds/exporter/5704/

[adbridge]

@kegilbert Looks like we have another node failure ?

[mbed-ci]

Test : FAILURE

Build number : 528
Test logs :http://mbed-os-logs.s3-website-us-west-1.amazonaws.com/?prefix=logs/5704/528

[0xc0170]

/morph export-build

[mbed-ci]

Exporter Build : SUCCESS

Build number : 345
Build artifacts/logs : http://mbed-os.s3-website-eu-west-1.amazonaws.com/?prefix=builds/exporter/5704/

[adbridge]

/morph test

[mbed-ci]

Test : SUCCESS

Build number : 533
Test logs :http://mbed-os-logs.s3-website-us-west-1.amazonaws.com/?prefix=logs/5704/533