Don't unpoison a NULL object

1 files changed, 4 insertions, 2 deletions

diff --git a/gc/default/default.c b/gc/default/default.c
index ed4ab8f6ff..8df7162455 100644
--- a/gc/default/default.c
+++ b/gc/default/default.c
@@ -3246,8 +3246,10 @@ try_move(rb_objspace_t *objspace, rb_heap_t *heap, struct heap_page *free_page,
     asan_unlock_freelist(free_page);
     VALUE dest = (VALUE)free_page->freelist;
     asan_lock_freelist(free_page);
-    asan_unpoison_object(dest, false);
-    if (!dest) {
+    if (dest) {
+        asan_unpoison_object(dest, false);
+    }
+    else {
         /* if we can't get something from the freelist then the page must be
          * full */
         return false;