CVE-2024-26695 crypto: ccp - Fix null pointer dereference in __sev_platform_shutdown_locked

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp - Fix null pointer dereference in sevplatformshutdownlocked The SEV platform device can be shutdown with a null pspmaster, e.g., using DEBUGTESTDRIVERREMOVE. Found using KASAN: 137.148210 ccp 0000:23:00.1: enabling...