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wcn36xx: Fix missing frame timestamp for beacon/probe-resp

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[ Upstream commit 8678fd31f2 ]

When receiving a beacon or probe response, we should update the
boottime_ns field which is the timestamp the frame was received at.
(cf mac80211.h)

This fixes a scanning issue with Android since it relies on this
timestamp to determine when the AP has been seen for the last time
(via the nl80211 BSS_LAST_SEEN_BOOTTIME parameter).

Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
Reviewed-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/1629992768-23785-1-git-send-email-loic.poulain@linaro.org
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Loic Poulain
2021-08-26 17:46:08 +02:00
committed by Greg Kroah-Hartman
parent b1d547f2f5
commit be457b27dd
1 changed files with 4 additions and 0 deletions
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4
drivers/net/wireless/ath/wcn36xx/txrx.c
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@@ -287,6 +287,10 @@ int wcn36xx_rx_skb(struct wcn36xx *wcn, struct sk_buff *skb)
status.rate_idx = 0;
}
if (ieee80211_is_beacon(hdr->frame_control) ||
ieee80211_is_probe_resp(hdr->frame_control))
status.boottime_ns = ktime_get_boottime_ns();
memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
if (ieee80211_is_beacon(hdr->frame_control)) {