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authorJohannes Berg <johannes.berg@intel.com>2022-09-02 16:12:58 +0200
committerJohannes Berg <johannes.berg@intel.com>2022-09-03 16:57:34 +0200
commit90703ba9bbc904c17828b84dd59b624bc9aef6cb (patch)
tree0481642e34aaa02d8a43cdc1089e2d60ea659e7f /net/mac80211/mlme.c
parentae960ee90bb1c171c2e4c8d2107bb1c693a835dc (diff)
wifi: mac80211: prevent 4-addr use on MLDs
We haven't tried this yet, and it's not very likely to work well right now, so for now disable 4-addr use on interfaces that are MLDs. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Link: https://lore.kernel.org/r/20220902161143.f2e4cc2efaa1.I5924e8fb44a2d098b676f5711b36bbc1b1bd68e2@changeid Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 00d0c433fa2b..05a889c6b375 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -6894,6 +6894,10 @@ int ieee80211_mgd_assoc(struct ieee80211_sub_if_data *sdata,
}
}
+ /* FIXME: no support for 4-addr MLO yet */
+ if (sdata->u.mgd.use_4addr && req->link_id >= 0)
+ return -EOPNOTSUPP;
+
assoc_data = kzalloc(size, GFP_KERNEL);
if (!assoc_data)
return -ENOMEM;