Since first is a pointer, it's never NULL and thus leak detection will
always be performed (of CHECKPOINT_SUBTREE is set).  This fatally breaks
the checkpoint process when that flag is enabled because any object (with
a ref_users operation) that is added to the hash twice will be reported as
a reverse leak.

Signed-off-by: Dan Smith <[email protected]>
---
 checkpoint/objhash.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/checkpoint/objhash.c b/checkpoint/objhash.c
index 8dfb0b0..b85aa77 100644
--- a/checkpoint/objhash.c
+++ b/checkpoint/objhash.c
@@ -679,7 +679,7 @@ int ckpt_obj_lookup_add(struct ckpt_ctx *ctx, void *ptr,
        ckpt_debug("%s objref %d first %d\n",
                   obj->ops->obj_name, obj->objref, *first);
 
-       if (first && obj_reverse_leak(ctx, obj))
+       if (*first && obj_reverse_leak(ctx, obj))
                return -EBUSY;
 
        obj->flags |= CKPT_OBJ_VISITED;
-- 
1.6.2.5

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