Ensure fiber stack is freed in all cases, if the fiber is terminated. (#16416)

[Bug #21955]

1 files changed, 1 insertions, 1 deletions

diff --git a/cont.c b/cont.c
index b33c1462bf..8956ff3c49 100644
--- a/cont.c
+++ b/cont.c
@@ -2755,7 +2755,7 @@ fiber_switch(rb_fiber_t *fiber, int argc, const VALUE *argv, int kw_splat, rb_fi
 
     // We cannot free the stack until the pthread is joined:
 #ifndef COROUTINE_PTHREAD_CONTEXT
-    if (resuming_fiber && FIBER_TERMINATED_P(fiber)) {
+    if (FIBER_TERMINATED_P(fiber)) {
         RB_VM_LOCKING() {
             fiber_stack_release(fiber);
         }