1 files changed, 21 insertions, 0 deletions

diff --git a/drivers/net/wireless/hostap/hostap_80211_rx.c b/drivers/net/wireless/hostap/hostap_80211_rx.c
index 4fd73809602e..d669e5956ce7 100644
--- a/drivers/net/wireless/hostap/hostap_80211_rx.c
+++ b/drivers/net/wireless/hostap/hostap_80211_rx.c
@@ -78,6 +78,9 @@ int prism2_rx_80211(struct net_device *dev, struct sk_buff *skb,
                         prism_header = 2;
                         phdrlen = sizeof(struct linux_wlan_ng_cap_hdr);
                 }
+        } else if (dev->type == ARPHRD_IEEE80211_RADIOTAP) {
+                prism_header = 3;
+                phdrlen = sizeof(struct hostap_radiotap_rx);
         } else {
                 prism_header = 0;
                 phdrlen = 0;
@@ -165,6 +168,24 @@ hdr->f.status = s; hdr->f.len = l; hdr->f.data = d
                 hdr->ssi_noise  = htonl(rx_stats->noise);
                 hdr->preamble   = htonl(0); /* unknown */
                 hdr->encoding   = htonl(1); /* cck */
+        } else if (prism_header == 3) {
+                struct hostap_radiotap_rx *hdr;
+                hdr = (struct hostap_radiotap_rx *)skb_push(skb, phdrlen);
+                memset(hdr, 0, phdrlen);
+                hdr->hdr.it_len = cpu_to_le16(phdrlen);
+                hdr->hdr.it_present =
+                        cpu_to_le32((1 << IEEE80211_RADIOTAP_TSFT) |
+                                    (1 << IEEE80211_RADIOTAP_CHANNEL) |
+                                    (1 << IEEE80211_RADIOTAP_RATE) |
+                                    (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) |
+                                    (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE));
+                hdr->tsft = cpu_to_le64(rx_stats->mac_time);
+                hdr->chan_freq = cpu_to_le16(freq_list[local->channel - 1]);
+                hdr->chan_flags = cpu_to_le16(IEEE80211_CHAN_CCK |
+                                                 IEEE80211_CHAN_2GHZ);
+                hdr->rate = rx_stats->rate / 5;
+                hdr->dbm_antsignal = rx_stats->signal;
+                hdr->dbm_antnoise = rx_stats->noise;
         }
 
         ret = skb->len - phdrlen;