RDMA/srp: Set scmnd->result only when scmnd is not NULL
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 v5.15.68 by commit a8edd49c94b4b08019ed7d6dd794fca8078a4deb, it was introduced in version v5.14 by commit ad215aaea4f9d637f441566cdbbc610e9849e1fa. For more details please see the references link.