CVE-2025-40263 Input: cros_ec_keyb - fix an invalid memory access

In the Linux kernel, the following vulnerability has been resolved: Input: croseckeyb - fix an invalid memory access If croseckeybregistermatrix isn't called due to buttonsswitchesonly in croseckeybprobe, ckdev-idev remains NULL. An invalid memory access is observed in croseckeybprocess when...