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authorEmmanuel Grumbach <emmanuel.grumbach@intel.com>2019-05-22 11:17:09 +0200
committerLuca Coelho <luciano.coelho@intel.com>2019-06-29 09:14:40 +0200
commit0d53cfd0cca3c729a089c39eef0e7d8ae7662974 (patch)
treecd7864c06b6b181a52ebb0aa450681086855034b /drivers/net/wireless/intel
parentiwlwifi: pcie: don't service an interrupt that was masked (diff)
downloadlinux-0d53cfd0cca3c729a089c39eef0e7d8ae7662974.tar.xz
linux-0d53cfd0cca3c729a089c39eef0e7d8ae7662974.zip
iwlwifi: don't WARN when calling iwl_get_shared_mem_conf with RF-Kill
iwl_mvm_send_cmd returns 0 when the command won't be sent because RF-Kill is asserted. Do the same when we call iwl_get_shared_mem_conf since it is not sent through iwl_mvm_send_cmd but directly calls the transport layer. Cc: stable@vger.kernel.org Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@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/fw/smem.c12
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/net/wireless/intel/iwlwifi/fw/smem.c b/drivers/net/wireless/intel/iwlwifi/fw/smem.c
index ff85d69c2a8c..557ee47bffd8 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/smem.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/smem.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
@@ -134,6 +134,7 @@ void iwl_get_shared_mem_conf(struct iwl_fw_runtime *fwrt)
.len = { 0, },
};
struct iwl_rx_packet *pkt;
+ int ret;
if (fw_has_capa(&fwrt->fw->ucode_capa,
IWL_UCODE_TLV_CAPA_EXTEND_SHARED_MEM_CFG))
@@ -141,8 +142,13 @@ void iwl_get_shared_mem_conf(struct iwl_fw_runtime *fwrt)
else
cmd.id = SHARED_MEM_CFG;
- if (WARN_ON(iwl_trans_send_cmd(fwrt->trans, &cmd)))
+ ret = iwl_trans_send_cmd(fwrt->trans, &cmd);
+
+ if (ret) {
+ WARN(ret != -ERFKILL,
+ "Could not send the SMEM command: %d\n", ret);
return;
+ }
pkt = cmd.resp_pkt;
if (fwrt->trans->cfg->device_family >= IWL_DEVICE_FAMILY_22000)