CVE-2026-31389

In the Linux kernel, the following vulnerability has been resolved:

spi: fix use-after-free on controller registration failure

Make sure to deregister from driver core also in the unlikely event that
per-cpu statistics allocation fails during controller registration to
avoid use-after-free (of driver resources) and unclocked register
accesses.

More information : https://git.kernel.org/stable/c/0e23f50086da7d0b183dfeac26021acfcdee086b