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lib: objagg: Fix an error code in objagg_hints_get() 

We need to set the error code on this path otherwise we return
ERR_PTR(0) which would result in a NULL dereference in the caller.

Fixes: 9069a3817d ("lib: objagg: implement optimization hints assembly and use hints for object creation")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Dan Carpenter 2019-02-13 11:56:50 +03:00 committed by David S. Miller
parent f8b1f9f645
commit 4446eb8dbe
1 changed files with 3 additions and 1 deletions
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4
lib/objagg.c
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@ -968,8 +968,10 @@ struct objagg_hints *objagg_hints_get(struct objagg *objagg,
if (err)
goto err_fillup_hints;
if (WARN_ON(objagg_hints->node_count != objagg->obj_count))
if (WARN_ON(objagg_hints->node_count != objagg->obj_count)) {
err = -EINVAL;
goto err_node_count_check;
}
return objagg_hints;