pstore/ram: Fix error return code in ramoops_probe()
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 v5.10.163 by commit d1b3164d0e11a2849c22822cfc606eda34e24c36, it was introduced in version v4.8 by commit 35da60941e44dbf57868e67686dd24cc1a33125a. For more details please see the references link.