ath9k: fix use-after-free in ath9khifusbrxcb
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 v4.19.256 by commit ab7a0ddf5f1cdec63cb21840369873806fc36d80, it was introduced in version v2.6.35 by commit fb9987d0f748c983bb795a86f47522313f701a08. For more details please see the references link.