diff options
| author | Zong-Zhe Yang <[email protected]> | 2024-04-12 19:57:23 +0800 |
|---|---|---|
| committer | Ping-Ke Shih <[email protected]> | 2024-04-18 09:09:16 +0800 |
| commit | bb38626f3f97e16e6d368a9ff6daf320f3fe31d9 (patch) | |
| tree | 33fd866a3fe51d991746e7914d4b82c59d63a04e | |
| parent | df0fa9d0d23ac7516d6baca5fecab21e539d00ec (diff) | |
wifi: rtw89: fw: scan offload prohibit all 6 GHz channel if no 6 GHz sband
We have some policy via BIOS to block uses of 6 GHz. In this case, 6 GHz
sband will be NULL even if it is WiFi 7 chip. So, add NULL handling here
to avoid crash.
Signed-off-by: Zong-Zhe Yang <[email protected]>
Signed-off-by: Ping-Ke Shih <[email protected]>
Link: https://msgid.link/[email protected]
| -rw-r--r-- | drivers/net/wireless/realtek/rtw89/fw.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/wireless/realtek/rtw89/fw.c b/drivers/net/wireless/realtek/rtw89/fw.c index 74d0d515ada0..d9ab781fa0e6 100644 --- a/drivers/net/wireless/realtek/rtw89/fw.c +++ b/drivers/net/wireless/realtek/rtw89/fw.c @@ -4689,6 +4689,10 @@ static void rtw89_scan_get_6g_disabled_chan(struct rtw89_dev *rtwdev, u8 i, idx; sband = rtwdev->hw->wiphy->bands[NL80211_BAND_6GHZ]; + if (!sband) { + option->prohib_chan = U64_MAX; + return; + } for (i = 0; i < sband->n_channels; i++) { chan = &sband->channels[i]; |