From a32e2ceca0efd2dc5647debc0aaf1b37dc410a62 Mon Sep 17 00:00:00 2001 From: Emmanuel Grumbach Date: Wed, 22 May 2019 12:17:09 +0300 Subject: [PATCH] iwlwifi: don't WARN when calling iwl_get_shared_mem_conf with RF-Kill commit 0d53cfd0cca3c729a089c39eef0e7d8ae7662974 upstream. 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 Signed-off-by: Luca Coelho Signed-off-by: Greg Kroah-Hartman --- drivers/net/wireless/intel/iwlwifi/fw/smem.c | 12 +++++++++--- 1 file 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 ff85d69..557ee47 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) -- 2.7.4