CVE-2026-90411 nvme-fc: unmap cmd_iu DMA on rsp_iu mapping failure in init_request

In the Linux kernel, the following vulnerability has been resolved: nvme-fc: unmap cmdiu DMA on rspiu mapping failure in initrequest nvmefcinitrequest maps cmdiu and then rspiu for DMA. If the rspiu mapping fails, the original code only recorded the error and fell through: it left the...