mac80211: give virtual interface to hw_scan

When scanning, it is somewhat important to scan
on the correct virtual interface. All drivers
that currently implement hw_scan only support a
single virtual interface, but that may change
and then we'd want to be ready.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/net/mac80211/driver-trace.h b/net/mac80211/driver-trace.h
index e209cb82..ce734b5 100644
--- a/net/mac80211/driver-trace.h
+++ b/net/mac80211/driver-trace.h
@@ -363,23 +363,26 @@
 
 TRACE_EVENT(drv_hw_scan,
 	TP_PROTO(struct ieee80211_local *local,
+		 struct ieee80211_sub_if_data *sdata,
 		 struct cfg80211_scan_request *req, int ret),
 
-	TP_ARGS(local, req, ret),
+	TP_ARGS(local, sdata, req, ret),
 
 	TP_STRUCT__entry(
 		LOCAL_ENTRY
+		VIF_ENTRY
 		__field(int, ret)
 	),
 
 	TP_fast_assign(
 		LOCAL_ASSIGN;
+		VIF_ASSIGN;
 		__entry->ret = ret;
 	),
 
 	TP_printk(
-		LOCAL_PR_FMT " ret:%d",
-		LOCAL_PR_ARG, __entry->ret
+		LOCAL_PR_FMT VIF_PR_FMT " ret:%d",
+		LOCAL_PR_ARG,VIF_PR_ARG, __entry->ret
 	)
 );