From: Ping-Ke Shih <pkshih@xxxxxxxxxxx> Without firmware, driver wastes time to download and wait for MCU bootup, and then kernel core dump finally. If request_firmware fails, the value max_fw_size=0 is set, so we check the value before downloading firmware. Signed-off-by: Ping-Ke Shih <pkshih@xxxxxxxxxxx> --- drivers/net/wireless/realtek/rtlwifi/rtl8723com/fw_common.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/realtek/rtlwifi/rtl8723com/fw_common.c b/drivers/net/wireless/realtek/rtlwifi/rtl8723com/fw_common.c index efa7e1262461..0d1ebc861720 100644 --- a/drivers/net/wireless/realtek/rtlwifi/rtl8723com/fw_common.c +++ b/drivers/net/wireless/realtek/rtlwifi/rtl8723com/fw_common.c @@ -196,7 +196,7 @@ int rtl8723_download_fw(struct ieee80211_hw *hw, enum version_8723e version = rtlhal->version; int max_page; - if (!rtlhal->pfirmware) + if (rtlpriv->max_fw_size == 0 || !rtlhal->pfirmware) return 1; pfwheader = (struct rtlwifi_firmware_header *)rtlhal->pfirmware; -- 2.14.1
