[PATCH] perf pmu: Fix resource leaks in pmu_cpumask()

[Hao Zeng]

The perf_pmu__open_file() and perf_cpu_map__read()
are called to process the file,but the file is not closed,
which may cause a file handle leak.

Signed-off-by: Hao Zeng <zenghao@xxxxxxxxxx>
---
 tools/perf/util/pmu.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tools/perf/util/pmu.c b/tools/perf/util/pmu.c
index c256b29defad..3b4d2f531d83 100644
--- a/tools/perf/util/pmu.c
+++ b/tools/perf/util/pmu.c
@@ -583,6 +583,7 @@ static struct perf_cpu_map *pmu_cpumask(const char *name)
 		if (!file)
 			continue;
 		cpus = perf_cpu_map__read(file);
+		fclose(file);
 		if (cpus)
 			return cpus;
 	}
-- 
2.37.2


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