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Differential D55717

net80211: fix VHT160/80P80/80 chanwidth selection in the "40-" case
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Authored by bz on Mar 8 2026, 1:03 AM.
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adrian
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Commits
rGf4e018e9a49b: net80211: fix VHT160/80P80/80 chanwidth selection in the "40-" case
rG68fcf0b94c51: net80211: fix VHT160/80P80/80 chanwidth selection in the "40-" case
rG6cfd2b93e680: net80211: fix VHT160/80P80/80 chanwidth selection in the "40-" case
Summary

Depending on the base channel ni_vht_chan2 - ni_vht_chan1 can be
negative. Apply abs() as indicated in the comments right above

| CCFS1 - CCFS0 | = 8  or > 16

in order to fix the channel width selection.

Sponsored by: The FreeBSD Foundation
PR: 293645
Fixes: 4bf049bfeefd9
MFC after: 3 days

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rG FreeBSD src repository
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sys/
net80211/
5 lines

Diff 173371

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sys/net80211/ieee80211_ht.c

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