openwrt/package/kernel/mac80211/patches/subsys/317-mac80211-set-info-control.hw_key-for-encap-offload-p.patch
Felix Fietkau d717343c85 mac80211: update encap offload patches to the latest version
Minor cleanup and code reorganization, along with a change to not disable
offload anymore when a tkip or sw crypto key is added

Signed-off-by: Felix Fietkau <nbd@nbd.name>
2020-09-09 11:51:47 +02:00

32 lines
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Diff

From: Felix Fietkau <nbd@nbd.name>
Date: Fri, 21 Aug 2020 06:03:45 +0200
Subject: [PATCH] mac80211: set info->control.hw_key for encap offload
packets
This is needed for drivers that don't do the key lookup themselves
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -4185,6 +4185,7 @@ static void ieee80211_8023_xmit(struct i
{
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct ieee80211_local *local = sdata->local;
+ struct ieee80211_key *key;
struct tid_ampdu_tx *tid_tx;
u8 tid;
@@ -4233,6 +4234,10 @@ static void ieee80211_8023_xmit(struct i
info->control.flags |= IEEE80211_TX_CTRL_HW_80211_ENCAP;
info->control.vif = &sdata->vif;
+ key = rcu_dereference(sta->ptk[sta->ptk_idx]);
+ if (key)
+ info->control.hw_key = &key->conf;
+
ieee80211_tx_8023(sdata, skb, skb->len, sta, false);
return;