diff options
| author | Namhyung Kim <namhyung@kernel.org> | 2014-03-17 05:45:49 +0400 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2014-03-19 01:17:01 +0400 |
| commit | 574799bfdbc3a13e0b5e2f6af34b761bde743a9a (patch) | |
| tree | ba56c148f77f645414ff46f2d86d111415372874 /tools | |
| parent | 11c9abf2270793bd1c1b8828edb4223f8010e56c (diff) | |
| download | linux-574799bfdbc3a13e0b5e2f6af34b761bde743a9a.tar.xz | |
perf tools: Fix memory leak when synthesizing thread records
Checking default guest machine should be done before allocating event
structures otherwise it'll leak memory.
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Joe Mario <jmario@redhat.com>
Link: http://lkml.kernel.org/r/87ob15tx6a.fsf@sejong.aot.lge.com
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools')
| -rw-r--r-- | tools/perf/util/event.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c index ebb48a623407..9d12aa6dd485 100644 --- a/tools/perf/util/event.c +++ b/tools/perf/util/event.c @@ -446,6 +446,9 @@ int perf_event__synthesize_threads(struct perf_tool *tool, union perf_event *comm_event, *mmap_event, *fork_event; int err = -1; + if (machine__is_default_guest(machine)) + return 0; + comm_event = malloc(sizeof(comm_event->comm) + machine->id_hdr_size); if (comm_event == NULL) goto out; @@ -458,9 +461,6 @@ int perf_event__synthesize_threads(struct perf_tool *tool, if (fork_event == NULL) goto out_free_mmap; - if (machine__is_default_guest(machine)) - return 0; - snprintf(proc_path, sizeof(proc_path), "%s/proc", machine->root_dir); proc = opendir(proc_path); |