CVE-2026-72128 nvmet: fix refcount leak in nvmet_sq_create()

In the Linux kernel, the following vulnerability has been resolved: nvmet: fix refcount leak in nvmetsqcreate In nvmetsqcreate, a reference on the ctrl is taken via krefgetunlesszero before calling nvmetchecksqid. If nvmetchecksqid fails, the function returns the error directly without releasing...