scsi: core: Fix error handling of scsihostalloc()
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 v5.4.126 by commit 79296e292d67fa7b5fb8d8c27343683e823872c8. For more details please see the references link.