mac80211: write memcpy differently for smatch

There's no real difference between *array and array, but
the former confuses smatch so write it differently. The
generated code is exactly the same.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 1f51bdf..6698945 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -739,7 +739,7 @@
 
 	if (sset == ETH_SS_STATS) {
 		sz_sta_stats = sizeof(ieee80211_gstrings_sta_stats);
-		memcpy(data, *ieee80211_gstrings_sta_stats, sz_sta_stats);
+		memcpy(data, ieee80211_gstrings_sta_stats, sz_sta_stats);
 	}
 	drv_get_et_strings(sdata, sset, &(data[sz_sta_stats]));
 }