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| author | Johannes Berg <johannes.berg@intel.com> | 2022-09-30 12:54:30 +0200 |
|---|---|---|
| committer | Johannes Berg <johannes.berg@intel.com> | 2022-10-07 15:24:26 +0200 |
| commit | 69e0d04e2b0b3a6ffdd2794eb65b3daf6ae5cbf7 (patch) | |
| tree | 4cd61d5ec578526530f708b3bc65ffd5789e9206 /net/mac80211 | |
| parent | cb04b5ef855c210a6e8e3e64fae9e2da9100f72e (diff) | |
| download | linux-stable-69e0d04e2b0b3a6ffdd2794eb65b3daf6ae5cbf7.tar.gz linux-stable-69e0d04e2b0b3a6ffdd2794eb65b3daf6ae5cbf7.tar.bz2 linux-stable-69e0d04e2b0b3a6ffdd2794eb65b3daf6ae5cbf7.zip | |
wifi: mac80211: prohibit IEEE80211_HT_CAP_DELAY_BA with MLO
This won't work right at least with the code as it is, so
at least for now just assume it's never set for MLO. It may
very well never change, almost no drivers support it.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
| -rw-r--r-- | net/mac80211/main.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/net/mac80211/main.c b/net/mac80211/main.c index 25e72812000e..425793dd7c9c 100644 --- a/net/mac80211/main.c +++ b/net/mac80211/main.c @@ -1087,6 +1087,16 @@ int ieee80211_register_hw(struct ieee80211_hw *hw) channels += sband->n_channels; + /* + * Due to the way the aggregation code handles this and it + * being an HT capability, we can't really support delayed + * BA in MLO (yet). + */ + if (WARN_ON(sband->ht_cap.ht_supported && + (sband->ht_cap.cap & IEEE80211_HT_CAP_DELAY_BA) && + hw->wiphy->flags & WIPHY_FLAG_SUPPORTS_MLO)) + return -EINVAL; + if (max_bitrates < sband->n_bitrates) max_bitrates = sband->n_bitrates; supp_ht = supp_ht || sband->ht_cap.ht_supported; |