CVE-2025-40285

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

smb/server: fix possible refcount leak in smb2_sess_setup()

Reference count of ksmbd_session will leak when session need reconnect.
Fix this by adding the missing ksmbd_user_session_put().

More information : https://git.kernel.org/stable/c/379510a815cb2e64eb0a379cb62295d6ade65df0