1 files changed, 0 insertions, 1 deletions
diff --git a/vm.c b/vm.c
index 52d505ab7c..4810321d6f 100644
--- a/vm.c
+++ b/vm.c
@@ -2521,7 +2521,6 @@ th_init(rb_thread_t *th, VALUE self)
     th->status = THREAD_RUNNABLE;
     th->errinfo = Qnil;
     th->last_status = Qnil;
-    th->waiting_fd = -1;
     th->root_svar = Qfalse;
     th->local_storage_recursive_hash = Qnil;
     th->local_storage_recursive_hash_for_trace = Qnil;