CVE-2024-47688 driver core: Fix a potential null-ptr-deref in module_add_driver()

In the Linux kernel, the following vulnerability has been resolved: driver core: Fix a potential null-ptr-deref in moduleadddriver Inject fault while probing of-fpga-region, if kasprintf fails in moduleadddriver, the second sysfsremovelink in exit path will cause null-ptr-deref as below because...