perf bench epoll: Fix missing frees/puts on the exit path

Issues detected by leak sanitizer.
Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: André Almeida <andrealmeid@igalia.com>
Cc: Darren Hart <dvhart@infradead.org>
Cc: Davidlohr Bueso <dave@stgolabs.net>
Cc: Ingo Molnar <mingo@redhat.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: https://lore.kernel.org/r/20230611233610.953456-3-irogers@google.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/bench/epoll-ctl.c

@@ -421,6 +421,11 @@ int bench_epoll_ctl(int argc, const char **argv)
 	print_summary();
 
 	close(epollfd);
+	perf_cpu_map__put(cpu);
+	for (i = 0; i < nthreads; i++)
+		free(worker[i].fdmap);
+
+	free(worker);
 	return ret;
 errmem:
 	err(EXIT_FAILURE, "calloc");

tools/perf/bench/epoll-wait.c

@@ -549,6 +549,11 @@ int bench_epoll_wait(int argc, const char **argv)
 	print_summary();
 
 	close(epollfd);
+	perf_cpu_map__put(cpu);
+	for (i = 0; i < nthreads; i++)
+		free(worker[i].fdmap);
+
+	free(worker);
 	return ret;
 errmem:
 	err(EXIT_FAILURE, "calloc");