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authorFelix Fietkau <nbd@nbd.name>2021-06-19 13:15:17 +0300
committerJohannes Berg <johannes.berg@intel.com>2021-06-23 12:29:13 +0300
commite41eb3e408de27982a5f8f50b2dd8002bed96908 (patch)
tree0e6e1fde5c6fac7cf2fd4bc213dc452347056249 /net/mac80211
parent1806239dec0dacde373f0b53f076319f6c6d95cb (diff)
downloadlinux-e41eb3e408de27982a5f8f50b2dd8002bed96908.tar.xz
mac80211: remove iwlwifi specific workaround that broke sta NDP tx
Sending nulldata packets is important for sw AP link probing and detecting 4-address mode links. The checks that dropped these packets were apparently added to work around an iwlwifi firmware bug with multi-TID aggregation. Fixes: 41cbb0f5a295 ("mac80211: add support for HE") Cc: stable@vger.kernel.org Signed-off-by: Felix Fietkau <nbd@nbd.name> Link: https://lore.kernel.org/r/20210619101517.90806-1-nbd@nbd.name Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/mlme.c9
1 files changed, 0 insertions, 9 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 3f2aad2e7436..b1c44fa63a06 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1094,11 +1094,6 @@ void ieee80211_send_nullfunc(struct ieee80211_local *local,
struct ieee80211_hdr_3addr *nullfunc;
struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
- /* Don't send NDPs when STA is connected HE */
- if (sdata->vif.type == NL80211_IFTYPE_STATION &&
- !(ifmgd->flags & IEEE80211_STA_DISABLE_HE))
- return;
-
skb = ieee80211_nullfunc_get(&local->hw, &sdata->vif,
!ieee80211_hw_check(&local->hw, DOESNT_SUPPORT_QOS_NDP));
if (!skb)
@@ -1130,10 +1125,6 @@ static void ieee80211_send_4addr_nullfunc(struct ieee80211_local *local,
if (WARN_ON(sdata->vif.type != NL80211_IFTYPE_STATION))
return;
- /* Don't send NDPs when connected HE */
- if (!(sdata->u.mgd.flags & IEEE80211_STA_DISABLE_HE))
- return;
-
skb = dev_alloc_skb(local->hw.extra_tx_headroom + 30);
if (!skb)
return;