diff options
| author | Jiri Olsa <[email protected]> | 2020-07-19 20:13:02 +0200 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <[email protected]> | 2020-07-30 07:01:49 -0300 |
| commit | 60e10c0037d0159f886c8592b761ee31ab3b7e21 (patch) | |
| tree | 9015b9607cf8f4e6f002456bff042faf371f2fa2 | |
| parent | 1b98c6e3ba8be09a2f988dc4b80de9b4b029b93f (diff) | |
perf metric: Fix memory leak in expr__add_id function
Arnaldo found that we don't release value data in case the hashmap__set
fails. Releasing it in case of an error.
Reported-by: Arnaldo Carvalho de Melo <[email protected]>
Signed-off-by: Jiri Olsa <[email protected]>
Acked-by: Ian Rogers <[email protected]>
Cc: Alexander Shishkin <[email protected]>
Cc: Andi Kleen <[email protected]>
Cc: John Garry <[email protected]>
Cc: Kajol Jain <[email protected]>
Cc: Michael Petlan <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Paul Clarke <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Stephane Eranian <[email protected]>
Link: http://lore.kernel.org/lkml/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
| -rw-r--r-- | tools/perf/util/expr.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/tools/perf/util/expr.c b/tools/perf/util/expr.c index 5d05f9765ed8..578a173d4873 100644 --- a/tools/perf/util/expr.c +++ b/tools/perf/util/expr.c @@ -47,6 +47,8 @@ int expr__add_id_val(struct expr_parse_ctx *ctx, const char *id, double val) } ret = hashmap__set(&ctx->ids, id, data_ptr, (const void **)&old_key, (void **)&old_data); + if (ret) + free(data_ptr); free(old_key); free(old_data); return ret; |