Fix litmus_admit_task() error path

Don't try to release slab objects that were never allocated.

1 files changed, 4 insertions, 2 deletions

diff --git a/litmus/litmus.c b/litmus/litmus.c
index 10e45b7bbecc..ab0bcac13252 100644
--- a/litmus/litmus.c
+++ b/litmus/litmus.c
@@ -376,8 +376,10 @@ long litmus_admit_task(struct task_struct* tsk)
 
 out:
         if (retval) {
-                bheap_node_free(tsk_rt(tsk)->heap_node);
-                release_heap_free(tsk_rt(tsk)->rel_heap);
+                if (tsk_rt(tsk)->heap_node)
+                        bheap_node_free(tsk_rt(tsk)->heap_node);
+                if (tsk_rt(tsk)->rel_heap)
+                        release_heap_free(tsk_rt(tsk)->rel_heap);
         }
         return retval;
 }