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wifi: iwlwifi: mvm: update IGTK in mvmvif upon D3 resume
[ Upstream commitac0c6fdc4c
] During the D3 resume flow, all new rekeys are passed from the FW. Because the FW supports only one IGTK at a time, every IGTK rekey update should be done by removing the last IGTK. The mvmvif holds a pointer to the last IGTK for that reason and thus should be updated when a new IGTK is passed upon resume. Fixes:04f78e242f
("wifi: iwlwifi: mvm: Add support for IGTK in D3 resume flow") Signed-off-by: Yedidya Benshimol <yedidya.ben.shimol@intel.com> Signed-off-by: Gregory Greenman <gregory.greenman@intel.com> Link: https://lore.kernel.org/r/20231017115047.8ceaf7e5ece7.Ief444f6a2703ed76648b4d414f12bb4130bab36e@changeid Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Sasha Levin <sashal@kernel.org>
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@ -2012,6 +2012,16 @@ iwl_mvm_d3_igtk_bigtk_rekey_add(struct iwl_wowlan_status_data *status,
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if (IS_ERR(key_config))
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return false;
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ieee80211_set_key_rx_seq(key_config, 0, &seq);
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if (key_config->keyidx == 4 || key_config->keyidx == 5) {
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struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
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int link_id = vif->active_links ? __ffs(vif->active_links) : 0;
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struct iwl_mvm_vif_link_info *mvm_link =
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mvmvif->link[link_id];
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mvm_link->igtk = key_config;
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}
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return true;
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}
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