This is a note to let you know that I've just added the patch titled iwlwifi: mvm: fix accessing fw_id_to_mac_id to the 4.10-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: iwlwifi-mvm-fix-accessing-fw_id_to_mac_id.patch and it can be found in the queue-4.10 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From a95600294157ca7527ee7c70249fb53e09d8c566 Mon Sep 17 00:00:00 2001 From: Sara Sharon <sara.sharon@xxxxxxxxx> Date: Thu, 26 Jan 2017 14:43:32 +0200 Subject: iwlwifi: mvm: fix accessing fw_id_to_mac_id From: Sara Sharon <sara.sharon@xxxxxxxxx> commit a95600294157ca7527ee7c70249fb53e09d8c566 upstream. Access should be by rcu_dereference. Issue was found by sparse. Fixes: 65e254821cee ("iwlwifi: mvm: use firmware station PM notification for AP_LINK_PS") Signed-off-by: Sara Sharon <sara.sharon@xxxxxxxxx> Signed-off-by: Luca Coelho <luciano.coelho@xxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -2411,7 +2411,7 @@ void iwl_mvm_sta_pm_notif(struct iwl_mvm return; rcu_read_lock(); - sta = mvm->fw_id_to_mac_id[notif->sta_id]; + sta = rcu_dereference(mvm->fw_id_to_mac_id[notif->sta_id]); if (WARN_ON(IS_ERR_OR_NULL(sta))) { rcu_read_unlock(); return; Patches currently in stable-queue which might be from sara.sharon@xxxxxxxxx are queue-4.10/iwlwifi-mvm-synchronize-firmware-dma-paging-memory.patch queue-4.10/iwlwifi-mvm-fix-reorder-timer-re-arming.patch queue-4.10/iwlwifi-pcie-fix-the-set-of-dma-memory-mask.patch queue-4.10/iwlwifi-mvm-fix-pending-frame-counter-calculation.patch queue-4.10/iwlwifi-pcie-trans-remove-unused-shift_param.patch queue-4.10/iwlwifi-mvm-fix-accessing-fw_id_to_mac_id.patch queue-4.10/iwlwifi-mvm-fix-references-to-first_agg_queue-in-dqa-mode.patch