mac80211_hwsim: fill boottime_ns in netlink RX path

Give a proper boottime_ns value for netlink RX to avoid scan
issues here.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Link: https://lore.kernel.org/r/20190729160605.1074-1-johannes@sipsolutions.net
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

drivers/net/wireless/mac80211_hwsim.c

@@ -3228,6 +3228,7 @@ static int hwsim_cloned_frame_received_nl(struct sk_buff *skb_2,
 {
 	struct mac80211_hwsim_data *data2;
 	struct ieee80211_rx_status rx_status;
+	struct ieee80211_hdr *hdr;
 	const u8 *dst;
 	int frame_data_len;
 	void *frame_data;
@@ -3294,6 +3295,12 @@ static int hwsim_cloned_frame_received_nl(struct sk_buff *skb_2,
 	rx_status.rate_idx = nla_get_u32(info->attrs[HWSIM_ATTR_RX_RATE]);
 	rx_status.signal = nla_get_u32(info->attrs[HWSIM_ATTR_SIGNAL]);
 
+	hdr = (void *)skb->data;
+
+	if (ieee80211_is_beacon(hdr->frame_control) ||
+	    ieee80211_is_probe_resp(hdr->frame_control))
+		rx_status.boottime_ns = ktime_get_boottime_ns();
+
 	memcpy(IEEE80211_SKB_RXCB(skb), &rx_status, sizeof(rx_status));
 	data2->rx_pkts++;
 	data2->rx_bytes += skb->len;