From 12de5de4d18869bb226c02e11faa91fa8e84df2c Mon Sep 17 00:00:00 2001 From: Heiner Kallweit Date: Fri, 27 Jan 2023 00:28:12 +0200 Subject: [PATCH] wifi: iwlwifi: improve tag handling in iwl_request_firmware We can remove the intermediary string conversion and use drv->fw_index in the final snprintf directly. Signed-off-by: Heiner Kallweit Signed-off-by: Johannes Berg Link: https://lore.kernel.org/r/20230127002430.175bfffdf2f5.I7ec7a29b2d93a977cb0a39dbcc7c875032eb14b7@changeid Signed-off-by: Gregory Greenman --- drivers/net/wireless/intel/iwlwifi/iwl-drv.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index ab7065c..4c977ba 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -163,7 +163,6 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, static int iwl_request_firmware(struct iwl_drv *drv, bool first) { const struct iwl_cfg *cfg = drv->trans->cfg; - char tag[8]; if (drv->trans->trans_cfg->device_family == IWL_DEVICE_FAMILY_9000 && (drv->trans->hw_rev_step != SILICON_B_STEP && @@ -174,13 +173,10 @@ static int iwl_request_firmware(struct iwl_drv *drv, bool first) return -EINVAL; } - if (first) { + if (first) drv->fw_index = cfg->ucode_api_max; - sprintf(tag, "%d", drv->fw_index); - } else { + else drv->fw_index--; - sprintf(tag, "%d", drv->fw_index); - } if (drv->fw_index < cfg->ucode_api_min) { IWL_ERR(drv, "no suitable firmware found!\n"); @@ -200,8 +196,8 @@ static int iwl_request_firmware(struct iwl_drv *drv, bool first) return -ENOENT; } - snprintf(drv->firmware_name, sizeof(drv->firmware_name), "%s%s.ucode", - cfg->fw_name_pre, tag); + snprintf(drv->firmware_name, sizeof(drv->firmware_name), "%s%d.ucode", + cfg->fw_name_pre, drv->fw_index); IWL_DEBUG_FW_INFO(drv, "attempting to load firmware '%s'\n", drv->firmware_name); -- 2.7.4