From: Ayala Beker ayala.beker@intel.com
[ Upstream commit 8e5a26360cbe29b896b6758518280d41c3704d43 ]
MCAST frames are filtered out by the driver if we are not authorized yet. Fix it to filter out only protected frames.
Fixes: 147eb05f24e6 ("iwlwifi: mvm: always tell the firmware to accept MCAST frames in BSS") Signed-off-by: Ayala Beker ayala.beker@intel.com Signed-off-by: Gregory Greenman gregory.greenman@intel.com Link: https://lore.kernel.org/r/20230413213309.9cedcc27db60.I8fb7057981392660da482... Signed-off-by: Johannes Berg johannes.berg@intel.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/net/wireless/intel/iwlwifi/mvm/rx.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c index 49ca1e168fc5b..eee98cebbb46a 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rx.c @@ -384,9 +384,10 @@ void iwl_mvm_rx_rx_mpdu(struct iwl_mvm *mvm, struct napi_struct *napi, * Don't even try to decrypt a MCAST frame that was received * before the managed vif is authorized, we'd fail anyway. */ - if (vif->type == NL80211_IFTYPE_STATION && + if (is_multicast_ether_addr(hdr->addr1) && + vif->type == NL80211_IFTYPE_STATION && !mvmvif->authorized && - is_multicast_ether_addr(hdr->addr1)) { + ieee80211_has_protected(hdr->frame_control)) { IWL_DEBUG_DROP(mvm, "MCAST before the vif is authorized\n"); kfree_skb(skb); rcu_read_unlock();