net/mlx5: Fix command stats access after free

net/mlx5: Fix command stats access after free

This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven.
This ID is fixed in Linux Kernel version v6.1.7 by commit ddf458641a511e7dff19f3bf0cbbc5dd9fe08ce5, it was introduced in version v5.18 by commit 34f46ae0d4b38e83cfb26fb6f06b5b5efea47fdc. For more details please see the references link.