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ifconfig: properly detect invalid mediaopt keywords.
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Authored by kib on Nov 2 2020, 6:54 PM.
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Details

Summary

When invalid keyword is specified, ifconfig(8) is silent about it, instead random request is sent to the driver.
Before the patch:

root@r-freeb43:~ # ifconfig mce0 mediaopt -txpause,-rxpause
ifconfig: SIOCSIFMEDIA (media): Device not configured

After:

root@r-freeb43:~ # ifconfig mce0 mediaopt -txpause,-rxpause
ifconfig: unknown option: -txpause

Sponsored by: Mellanox Technologies / NVidia Networking

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Repository
rS FreeBSD src repository - subversion
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