perf tools: Release session and symbol resources on exit

So that we reduce the noise when looking for leaks using tools such as
valgrind.

Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
LKML-Reference: <new-submission>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 5ae0d93d8597..ff77b805de71 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -440,6 +440,7 @@ static void atexit_header(void)
                 process_buildids();
                 perf_header__write(&session->header, output, true);
                 perf_session__delete(session);
+                symbol__exit();
         }
 }
 
@@ -871,7 +872,7 @@ int cmd_record(int argc, const char **argv, const char *prefix __used)
         } else {
                 all_tids=malloc(sizeof(pid_t));
                 if (!all_tids)
-                        return -ENOMEM;
+                        goto out_symbol_exit;
 
                 all_tids[0] = target_tid;
                 thread_num = 1;
@@ -918,5 +919,7 @@ out_free_fd:
         }
         free(all_tids);
         all_tids = NULL;
+out_symbol_exit:
+        symbol__exit();
         return err;
 }