Remove a warning for drivers/staging/wlan-ng/cfg80211.c

Hi us,
When i was compiling kernel, a warning happened to me.
The warning said like following.

drivers/staging/wlan-ng/cfg80211.c:709: warning: initialization from incompatible pointer type.

See http://s1202.photobucket.com/albums/bb364/harrywei/?action=view&current=patched2.png
for more details.

So i patch like following.

---
 drivers/staging/wlan-ng/cfg80211.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

index 6a71f52..7637839 100644
@@ -273,7 +273,7 @@ exit:
 }
 
 int prism2_set_default_key(struct wiphy *wiphy, struct net_device *dev,
-			   u8 key_index)
+			   u8 key_index, bool unicast, bool multicast)
 {
 	wlandevice_t *wlandev = dev->ml_priv;
 

1.7.0.4