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 v4.9.273 by commit 8958181c1663e24a13434448e7d6b96b5d04900a. For more details please see the references link.