From 107acb23ba763197d390ae9ffd347f3e2a524d39 Mon Sep 17 00:00:00 2001 From: Bill Moss Date: Wed, 10 Oct 2007 16:23:55 -0400 Subject: [PATCH] [PATCH] mac80211: honor IW_SCAN_THIS_ESSID in siwscan ioctl This patch fixes the problem of associating with wpa_secured hidden AP. Please try out. The original author of this patch is Bill Moss Signed-off-by: Abhijeet Kolekar Signed-off-by: John W. Linville --- net/mac80211/ieee80211_ioctl.c | 40 ++++++++++++++++++++-------------- 1 file changed, 24 insertions(+), 16 deletions(-) diff --git a/net/mac80211/ieee80211_ioctl.c b/net/mac80211/ieee80211_ioctl.c index 6b4b0d5880db..a57fed77db27 100644 --- a/net/mac80211/ieee80211_ioctl.c +++ b/net/mac80211/ieee80211_ioctl.c @@ -511,32 +511,40 @@ static int ieee80211_ioctl_giwap(struct net_device *dev, static int ieee80211_ioctl_siwscan(struct net_device *dev, struct iw_request_info *info, - struct iw_point *data, char *extra) + union iwreq_data *wrqu, char *extra) { struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); + struct iw_scan_req *req = NULL; u8 *ssid = NULL; size_t ssid_len = 0; if (!netif_running(dev)) return -ENETDOWN; - switch (sdata->type) { - case IEEE80211_IF_TYPE_STA: - case IEEE80211_IF_TYPE_IBSS: - if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) { - ssid = sdata->u.sta.ssid; - ssid_len = sdata->u.sta.ssid_len; + if (wrqu->data.length == sizeof(struct iw_scan_req) && + wrqu->data.flags & IW_SCAN_THIS_ESSID) { + req = (struct iw_scan_req *)extra; + ssid = req->essid; + ssid_len = req->essid_len; + } else { + switch (sdata->type) { + case IEEE80211_IF_TYPE_STA: + case IEEE80211_IF_TYPE_IBSS: + if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) { + ssid = sdata->u.sta.ssid; + ssid_len = sdata->u.sta.ssid_len; + } + break; + case IEEE80211_IF_TYPE_AP: + if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) { + ssid = sdata->u.ap.ssid; + ssid_len = sdata->u.ap.ssid_len; + } + break; + default: + return -EOPNOTSUPP; } - break; - case IEEE80211_IF_TYPE_AP: - if (local->scan_flags & IEEE80211_SCAN_MATCH_SSID) { - ssid = sdata->u.ap.ssid; - ssid_len = sdata->u.ap.ssid_len; - } - break; - default: - return -EOPNOTSUPP; } return ieee80211_sta_req_scan(dev, ssid, ssid_len);