diff options
| author |   Ping-Ke Shih <pkshih@realtek.com> | 2017-12-29 16:31:09 +0800 |
|---|---|---|
| committer |   Kalle Valo <kvalo@codeaurora.org> | 2018-01-08 19:07:45 +0200 |
| commit | 981a2b6e055bce9a9f780fb074ffdf9a9bab0d47 (patch) | |
| tree | 9b0c71a0b51c0d9a3e8ea9ac686c797f1589aadb /drivers/net/wireless/realtek/rtlwifi/rtl8723com/fw_common.c | |
| parent | rtlwifi: Remove unnecessary parentheses (diff) | |
| download | linux-dev-981a2b6e055bce9a9f780fb074ffdf9a9bab0d47.tar.xz linux-dev-981a2b6e055bce9a9f780fb074ffdf9a9bab0d47.zip | |
rtlwifi: rtl8723: Add error handling to no existing firmware
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@realtek.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Diffstat (limited to 'drivers/net/wireless/realtek/rtlwifi/rtl8723com/fw_common.c')
| -rw-r--r-- | drivers/net/wireless/realtek/rtlwifi/rtl8723com/fw_common.c | 2 |
1 files changed, 1 insertions, 1 deletions
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; |