Messages in this thread Patch in this message | | | From | Arnaldo Carvalho de Melo <> | Subject | [PATCH 07/13] perf tools: Fix memory leak when synthesizing thread records | Date | Tue, 18 Mar 2014 18:25:59 -0300 |
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From: Namhyung Kim <namhyung@kernel.org>
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> --- tools/perf/util/event.c | 6 +++--- 1 file 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); -- 1.8.1.4
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