diff options
| author | Ian Rogers <irogers@google.com> | 2020-03-19 05:31:01 +0300 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2020-05-05 22:35:29 +0300 |
| commit | 4599d292128d89e4cf866a0ea9a9b047a2de8418 (patch) | |
| tree | 3f1c8ffbcc9d84e7e4f9df9a09e4e2a823a808e5 /tools/lib | |
| parent | ba08829aace99b23da31b9b71d8ed5d40a44ed49 (diff) | |
| download | linux-4599d292128d89e4cf866a0ea9a9b047a2de8418.tar.xz | |
libperf evlist: Fix a refcount leak
Memory leaks found by applying LLVM's libfuzzer on the tools/perf
parse_events function.
Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <ak@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Cc: clang-built-linux@googlegroups.com
Link: http://lore.kernel.org/lkml/20200319023101.82458-2-irogers@google.com
[ Did a minor adjustment due to some other previous patch having already set evlist->all_cpus to NULL at perf_evlist__exit() ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/lib')
| -rw-r--r-- | tools/lib/perf/evlist.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/lib/perf/evlist.c b/tools/lib/perf/evlist.c index c481b62f2ce4..6a875a0f01bb 100644 --- a/tools/lib/perf/evlist.c +++ b/tools/lib/perf/evlist.c @@ -123,6 +123,7 @@ static void perf_evlist__purge(struct perf_evlist *evlist) void perf_evlist__exit(struct perf_evlist *evlist) { perf_cpu_map__put(evlist->cpus); + perf_cpu_map__put(evlist->all_cpus); perf_thread_map__put(evlist->threads); evlist->cpus = NULL; evlist->all_cpus = NULL; |