kernel: md: Don't ignore read-only array in md_check_recovery()

In the Linux kernel, the following vulnerability has been resolved: md: Don't ignore read-only array in mdcheckrecovery The Linux kernel CVE team has assigned CVE-2024-26757 to this issue. Upstream advisory: https://lore.kernel.org/linux-cve-announce/2024040304-CVE-2024-26757-7f96@gregkh/T...