From: Lior Cohen Date: Wed, 29 May 2019 13:39:55 +0000 (+0300) Subject: iwlwifi: mvm: change TLC config cmd sent by rs to be async X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=5f4d55d5791a8b7150dbaba239e92719ae0f94d4;p=linux.git iwlwifi: mvm: change TLC config cmd sent by rs to be async The TLC_MNG_CONFIG sync cmd sent by the rs leads to a kernel warning of sleeping while in rcu read-side critical section. The fix is to change the command to be ASYNC (not blocking for the response anymore). Signed-off-by: Lior Cohen Signed-off-by: Luca Coelho Signed-off-by: Kalle Valo --- diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c index 659e21b2d4e72..be62f499c5951 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/rs-fw.c @@ -441,7 +441,8 @@ void rs_fw_rate_init(struct iwl_mvm *mvm, struct ieee80211_sta *sta, */ sta->max_amsdu_len = max_amsdu_len; - ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, 0, sizeof(cfg_cmd), &cfg_cmd); + ret = iwl_mvm_send_cmd_pdu(mvm, cmd_id, CMD_ASYNC, sizeof(cfg_cmd), + &cfg_cmd); if (ret) IWL_ERR(mvm, "Failed to send rate scale config (%d)\n", ret); }