diff options
| author | Sara Sharon <sara.sharon@intel.com> | 2019-01-27 12:24:30 +0300 |
|---|---|---|
| committer | Luca Coelho <luciano.coelho@intel.com> | 2019-02-20 21:47:56 +0300 |
| commit | 90a128291ded5f86a730729f74d6b2f0e8f668df (patch) | |
| tree | a2c3aa2c43391064fc5ea175b6799cde84712186 /drivers/net/wireless/intel | |
| parent | dc475ae9c00a83c4b29d165689ea5f7813f6ea99 (diff) | |
| download | linux-90a128291ded5f86a730729f74d6b2f0e8f668df.tar.xz | |
iwlwifi: mvm: reject new beacons when in inject mode
Verify we do not accept new beacon templates while beacon
injection is active.
Signed-off-by: Sara Sharon <sara.sharon@intel.com>
Signed-off-by: Luca Coelho <luciano.coelho@intel.com>
Diffstat (limited to 'drivers/net/wireless/intel')
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c | 7 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c | 5 | ||||
| -rw-r--r-- | drivers/net/wireless/intel/iwlwifi/mvm/mvm.h | 1 |
3 files changed, 11 insertions, 2 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index 80b0b2ed69bb..05a6db2db478 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -8,7 +8,7 @@ * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * Copyright(c) 2016 - 2017 Intel Deutschland GmbH - * Copyright(c) 2018 Intel Corporation + * Copyright(c) 2018 - 2019 Intel Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of version 2 of the GNU General Public License as @@ -31,7 +31,7 @@ * Copyright(c) 2012 - 2014 Intel Corporation. All rights reserved. * Copyright(c) 2013 - 2015 Intel Mobile Communications GmbH * Copyright(c) 2016 - 2017 Intel Deutschland GmbH - * Copyright(c) 2018 Intel Corporation + * Copyright(c) 2018 - 2019 Intel Corporation * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -1238,6 +1238,8 @@ static int _iwl_dbgfs_inject_beacon_ie(struct iwl_mvm *mvm, char *bin, int len) goto out_err; } + mvm->beacon_inject_active = true; + mvmvif = iwl_mvm_vif_from_mac80211(vif); info = IEEE80211_SKB_CB(beacon); rate = iwl_mvm_mac_ctxt_get_lowest_rate(info, vif); @@ -1287,6 +1289,7 @@ static ssize_t iwl_dbgfs_inject_beacon_ie_restore_write(struct iwl_mvm *mvm, int ret = _iwl_dbgfs_inject_beacon_ie(mvm, NULL, 0); mvm->hw->extra_beacon_tailroom = 0; + mvm->beacon_inject_active = false; return ret ?: count; } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c index 9bd4376cad9b..003a20630252 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c @@ -1041,6 +1041,11 @@ int iwl_mvm_mac_ctxt_beacon_changed(struct iwl_mvm *mvm, if (!beacon) return -ENOMEM; +#ifdef CONFIG_IWLWIFI_DEBUGFS + if (mvm->beacon_inject_active) + return -EBUSY; +#endif + ret = iwl_mvm_mac_ctxt_send_beacon(mvm, vif, beacon); dev_kfree_skb(beacon); return ret; diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index 9993337a2bbd..acb4cca5bdcf 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -978,6 +978,7 @@ struct iwl_mvm { u32 dbgfs_prph_reg_addr; bool disable_power_off; bool disable_power_off_d3; + bool beacon_inject_active; bool scan_iter_notif_enabled; |