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net: disallow MTU changes on bridge member interfaces
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Authored by kp on Jul 26 2021, 11:55 AM.

Details

Summary

if_bridge member interfaces should always have the same MTU as the
bridge itself, so disallow MTU changes on interfaces that are part of an
if_bridge.

Sponsored by: Rubicon Communications, LLC ("Netgate")

Diff Detail

Repository
R10 FreeBSD src repository
Lint
Automatic diff as part of commit; lint not applicable.
Unit
Automatic diff as part of commit; unit tests not applicable.

Event Timeline

donner added a subscriber: donner.

Because this is an incompatible change to current behavior, it should be mentioned in the RELNOTES or UPDATEING

This revision is now accepted and ready to land.Jul 27 2021, 6:03 AM