From: wu000...@umn.edu
Date: Fri, 22 May 2020 14:07:15 -0500
> From: Qiushi Wu <wu000...@umn.edu>
>
> In function mlx4_opreq_action(), pointer "mailbox" is not released,
> when mlx4_cmd_box() return and error, causing a memory leak bug.
> Fix this issue by going to "out" label, mlx4_free_cmd_mailbox() can
> free this pointer.
>
> Fixes: fe6f700d6cbb ("net/mlx4_core: Respond to operation request by
> firmware")
> Signed-off-by: Qiushi Wu <wu000...@umn.edu>Applied.
