CVE-2024-56773

In the Linux kernel, the following vulnerability has been resolved:

kunit: Fix potential null dereference in kunit_device_driver_test()

kunit_kzalloc() may return a NULL pointer, dereferencing it without
NULL check may lead to NULL dereference.
Add a NULL check for test_state.

More information : https://git.kernel.org/stable/c/435c20eed572a95709b1536ff78832836b2f91b1