From eb07020de2b4a5f89579f09f5060d4b9f070a356 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Wed, 28 Sep 2022 13:57:55 +0200 Subject: [PATCH] mac80211: fix decap offload for stations on AP_VLAN interfaces Signed-off-by: Felix Fietkau --- ...x-decap-offload-for-stations-on-AP_V.patch | 37 +++++++++++++++++++ 1 file changed, 37 insertions(+) create mode 100644 package/kernel/mac80211/patches/subsys/343-wifi-mac80211-fix-decap-offload-for-stations-on-AP_V.patch diff --git a/package/kernel/mac80211/patches/subsys/343-wifi-mac80211-fix-decap-offload-for-stations-on-AP_V.patch b/package/kernel/mac80211/patches/subsys/343-wifi-mac80211-fix-decap-offload-for-stations-on-AP_V.patch new file mode 100644 index 00000000000..0feb408d218 --- /dev/null +++ b/package/kernel/mac80211/patches/subsys/343-wifi-mac80211-fix-decap-offload-for-stations-on-AP_V.patch @@ -0,0 +1,37 @@ +From: Felix Fietkau +Date: Wed, 28 Sep 2022 13:50:34 +0200 +Subject: [PATCH] wifi: mac80211: fix decap offload for stations on AP_VLAN + interfaces + +Since AP_VLAN interfaces are not passed to the driver, check offload_flags +on the bss vif instead. + +Reported-by: Howard Hsu +Fixes: 80a915ec4427 ("mac80211: add rx decapsulation offload support") +Signed-off-by: Felix Fietkau +--- + +--- a/net/mac80211/rx.c ++++ b/net/mac80211/rx.c +@@ -4265,6 +4265,7 @@ void ieee80211_check_fast_rx(struct sta_ + .vif_type = sdata->vif.type, + .control_port_protocol = sdata->control_port_protocol, + }, *old, *new = NULL; ++ u32 offload_flags; + bool set_offload = false; + bool assign = false; + bool offload; +@@ -4380,10 +4381,10 @@ void ieee80211_check_fast_rx(struct sta_ + if (assign) + new = kmemdup(&fastrx, sizeof(fastrx), GFP_KERNEL); + +- offload = assign && +- (sdata->vif.offload_flags & IEEE80211_OFFLOAD_DECAP_ENABLED); ++ offload_flags = get_bss_sdata(sdata)->vif.offload_flags; ++ offload = offload_flags & IEEE80211_OFFLOAD_DECAP_ENABLED; + +- if (offload) ++ if (assign && offload) + set_offload = !test_and_set_sta_flag(sta, WLAN_STA_DECAP_OFFLOAD); + else + set_offload = test_and_clear_sta_flag(sta, WLAN_STA_DECAP_OFFLOAD);