perf evsel: Missed close() when probing hybrid core PMUs

Add missing close() to avoid leaking perf events.

In past perfs this mattered little as the function was just used by 'perf
list'.

As the function is now used to detect hybrid PMUs leaking the perf event
is somewhat more painful.

Fixes: b41f1ce ("perf list: Skip unsupported events")
Signed-off-by: Ian Rogers <[email protected]>
Cc: Adrian Hunter <[email protected]>
Cc: Alexander Shishkin <[email protected]>
Cc: Andi Kleen <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Jiapeng Chong <[email protected]>
Cc: Jiri Olsa <[email protected]>
Cc: Kan Liang <[email protected]>
Cc: Mark Rutland <[email protected]>
Cc: Michael Petlan <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Tiezhu Yang <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>

Author: captain5050

tools/perf/util/print-events.c

@@ -268,6 +268,7 @@ bool is_event_supported(u8 type, u64 config)
 			ret = evsel__open(evsel, NULL, tmap) >= 0;
 		}
 
+		evsel__close(evsel);
 		evsel__delete(evsel);
 	}