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wifi: mac80211: allow CSA to same channel

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This could be used e.g. for temporarily sending quiet
(mode=1 in CSA/ECSA), or updating bandwidth. This is
also useful for testing, since it's something that an
AP may do and the client needs to be prepared. Simply
allow it.

Link: https://msgid.link/20240129203544.ef7258d5790d.Idafe22e41621757458d4960659b9621853f7104d@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Johannes Berg
2024-01-29 20:35:45 +01:00
parent ea8af8be42
commit 55167a3eed
1 changed files with 0 additions and 4 deletions
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4
net/mac80211/cfg.c
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@@ -3876,10 +3876,6 @@ __ieee80211_channel_switch(struct wiphy *wiphy, struct net_device *dev,
if (sdata->wdev.cac_started)
return -EBUSY;
if (cfg80211_chandef_identical(&chanreq.oper,
&sdata->vif.bss_conf.chanreq.oper))
return -EINVAL;
if (chanreq.oper.punctured && !sdata->vif.bss_conf.eht_support)
return -EINVAL;