nexmon – Rev 1

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Rev:
commit fffd6e63ea75850dafbf2ccfb38a4189f43c0282
Author: Maxim Levitsky <maximlevitsky@xxxxxxxxx>
Date:   Tue Jun 1 15:43:21 2010 +0300

    wireless: allow to retrieve the channel set on monitor interface
    
    This will allow to preserve compatibility with userspace
    
    Signed-off-by: Maxim Levitsky <maximlevitsky@xxxxxxxxx>

diff --git a/net/wireless/chan.c b/net/wireless/chan.c
index b01a6f6..09d979b 100644
--- a/net/wireless/chan.c
+++ b/net/wireless/chan.c
@@ -49,9 +49,12 @@ int cfg80211_set_freq(struct cfg80211_registered_device *rdev,
 {
        struct ieee80211_channel *chan;
        int result;
+       struct wireless_dev *mon_dev = NULL;
 
-       if (wdev && wdev->iftype == NL80211_IFTYPE_MONITOR)
+       if (wdev && wdev->iftype == NL80211_IFTYPE_MONITOR) {
+               mon_dev = wdev;
                wdev = NULL;
+       }
 
        if (wdev) {
                ASSERT_WDEV_LOCK(wdev);
@@ -76,5 +79,8 @@ int cfg80211_set_freq(struct cfg80211_registered_device *rdev,
        if (wdev)
                wdev->channel = chan;
 
+       if (mon_dev)
+               mon_dev->channel = chan;
+
        return 0;
 }
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