[PATCH] softmac: reduce scan dwell time

It currently takes something like 8 seconds to do a scan, because we
spend half a second on each channel. Reduce that time to 20ms per
channel.
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

net/ieee80211/softmac/ieee80211softmac_priv.h

@@ -167,7 +167,7 @@ static inline int ieee80211softmac_scan_sanity_check(struct ieee80211softmac_dev
 		) || ieee80211softmac_scan_handlers_check_self(sm);
 }
 
-#define IEEE80211SOFTMAC_PROBE_DELAY		HZ/2
+#define IEEE80211SOFTMAC_PROBE_DELAY		HZ/50
 #define IEEE80211SOFTMAC_WORKQUEUE_NAME_LEN	(17 + IFNAMSIZ)
 
 struct ieee80211softmac_network {