coresight: syscfg: Fix memleak on registration failure in cscfg_create_device

Vulnerability Description

In the Linux kernel, the following vulnerability has been resolved: coresight: syscfg: Fix memleak on registration failure in cscfg_create_device device_register() calls device_initialize(), according to doc of device_initialize: Use put_device() to give up your reference instead of freeing * @dev directly once you have called this function. To prevent potential memleak, use put_device() for error handling.

References

• https://git.kernel.org/stable/c/c61e2fc87f24cae4701f352fe9ecd4c5c143106c
• https://git.kernel.org/stable/c/a529af1f5a5c096f3e18f0d5a32cfcc3d82df1ec
• https://git.kernel.org/stable/c/412225b32986d5b11c3c1ad9234c50a3f5c52c76
• https://git.kernel.org/stable/c/cfa5dbcdd7aece76f3415284569f2f384aff0253