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author | Ian Rogers <irogers@google.com> | 2021-11-07 11:54:44 +0300 |
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committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2021-11-07 18:44:53 +0300 |
commit | e4e290791d87b95b2b1fa991e504fba89cbe2a03 (patch) | |
tree | bc776ad604f8cd3c5cf14cec89425d0429c5fb26 /tools | |
parent | 4e88118c20fc5fa7890230da2d26f0235dd904f5 (diff) | |
download | linux-e4e290791d87b95b2b1fa991e504fba89cbe2a03.tar.xz |
perf stat: Fix memory leak on error path
strdup() is used to deduplicate, ensure it isn't leaking an already
created string by freeing first.
Signed-off-by: Ian Rogers <irogers@google.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: John Garry <john.garry@huawei.com>
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>
Link: http://lore.kernel.org/lkml/20211107085444.3781604-1-irogers@google.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
-rw-r--r-- | tools/perf/util/stat-shadow.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/util/stat-shadow.c b/tools/perf/util/stat-shadow.c index 69f3cf3b4a44..e4fb02b05130 100644 --- a/tools/perf/util/stat-shadow.c +++ b/tools/perf/util/stat-shadow.c @@ -444,6 +444,7 @@ void perf_stat__collect_metric_expr(struct evlist *evsel_list) "Add %s event to groups to get metric expression for %s\n", metric_name, counter->name); + free(printed); printed = strdup(metric_name); } invalid = true; |