1 files changed, 2 insertions, 2 deletions

diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c
index 7635928ca278..45efb5db0d19 100644
--- a/tools/perf/util/thread.c
+++ b/tools/perf/util/thread.c
@@ -8,7 +8,7 @@
 
 static struct thread *thread__new(pid_t pid)
 {
-        struct thread *self = malloc(sizeof(*self));
+        struct thread *self = calloc(1, sizeof(*self));
 
         if (self != NULL) {
                 self->pid = pid;
@@ -85,7 +85,7 @@ register_idle_thread(struct rb_root *threads, struct thread **last_match)
 {
         struct thread *thread = threads__findnew(0, threads, last_match);
 
-        if (!thread || thread__set_comm(thread, "[init]")) {
+        if (!thread || thread__set_comm(thread, "swapper")) {
                 fprintf(stderr, "problem inserting idle task.\n");
                 exit(-1);
         }