4.18-stable review patch. If anyone has any objections, please let me know.
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From: Loic Poulain loic.poulain@linaro.org
[ Upstream commit 37a634f60fd6dfbda2c312657eec7ef0750546e7 ]
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 Signed-off-by: Kalle Valo kvalo@codeaurora.org Signed-off-by: Sasha Levin alexander.levin@microsoft.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- drivers/net/wireless/ti/wlcore/rx.c | 8 ++++++-- 1 file changed, 6 insertions(+), 2 deletions(-)
--- a/drivers/net/wireless/ti/wlcore/rx.c +++ b/drivers/net/wireless/ti/wlcore/rx.c @@ -59,7 +59,7 @@ static u32 wlcore_rx_get_align_buf_size( static void wl1271_rx_status(struct wl1271 *wl, struct wl1271_rx_descriptor *desc, struct ieee80211_rx_status *status, - u8 beacon) + u8 beacon, u8 probe_rsp) { memset(status, 0, sizeof(struct ieee80211_rx_status));
@@ -106,6 +106,9 @@ static void wl1271_rx_status(struct wl12 } }
+ if (beacon || probe_rsp) + status->boottime_ns = ktime_get_boot_ns(); + if (beacon) wlcore_set_pending_regdomain_ch(wl, (u16)desc->channel, status->band); @@ -191,7 +194,8 @@ static int wl1271_rx_handle_data(struct if (ieee80211_is_data_present(hdr->frame_control)) is_data = 1;
- wl1271_rx_status(wl, desc, IEEE80211_SKB_RXCB(skb), beacon); + wl1271_rx_status(wl, desc, IEEE80211_SKB_RXCB(skb), beacon, + ieee80211_is_probe_resp(hdr->frame_control)); wlcore_hw_set_rx_csum(wl, desc, skb);
seq_num = (le16_to_cpu(hdr->seq_ctrl) & IEEE80211_SCTL_SEQ) >> 4;