| From 06d3d93fc257b9f8cef083b9b84711fc9c3cee19 Mon Sep 17 00:00:00 2001 |
| From: Michael-CY Lee <michael-cy.lee@mediatek.com> |
| Date: Wed, 21 Feb 2024 16:32:13 +0800 |
| Subject: [PATCH 54/61] mtk: mac80211: send broadcast/multicast mgmt. via all |
| links. |
| |
| This patch makes broadcast/multicast mgmt. be sent via all links. |
| |
| Signed-off-by: Michael-CY Lee <michael-cy.lee@mediatek.com> |
| Change-id: Id1bd06694a73cc29b3f571a57c4c864ee3742441 |
| --- |
| net/mac80211/offchannel.c | 20 +++++++++++++++++++- |
| 1 file changed, 19 insertions(+), 1 deletion(-) |
| |
| diff --git a/net/mac80211/offchannel.c b/net/mac80211/offchannel.c |
| index 3ed5fc5..ec1d7a1 100644 |
| --- a/net/mac80211/offchannel.c |
| +++ b/net/mac80211/offchannel.c |
| @@ -976,7 +976,25 @@ int ieee80211_mgmt_tx(struct wiphy *wiphy, struct wireless_dev *wdev, |
| } |
| |
| if (!need_offchan) { |
| - ieee80211_tx_skb_tid(sdata, skb, 7, link_id); |
| + unsigned long links = sdata->vif.active_links; |
| + if (is_multicast_ether_addr(mgmt->da) && hweight16(links) > 1) { |
| + unsigned int link; |
| + struct sk_buff *dskb; |
| + |
| + for_each_set_bit(link, &links, IEEE80211_MLD_MAX_NUM_LINKS) { |
| + dskb = skb_clone(skb, GFP_ATOMIC); |
| + if (dskb) { |
| + ieee80211_tx_skb_tid(sdata, dskb, 7, link); |
| + } else { |
| + ret = -ENOMEM; |
| + kfree_skb(skb); |
| + goto out_unlock; |
| + } |
| + } |
| + kfree_skb(skb); |
| + } else { |
| + ieee80211_tx_skb_tid(sdata, skb, 7, link_id); |
| + } |
| ret = 0; |
| goto out_unlock; |
| } |
| -- |
| 2.18.0 |
| |