hwmon: (ibmpex) Fix possible UAF when ibmpexregisterbmc() fails
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.19.268 by commit 24b9633f7db7f4809be7053df1d2e117e7c2de10, it was introduced in version v2.6.24 by commit 57c7c3a0fdea95eddcaeba31e7ca7dfc917682ab. For more details please see the references link.