ath9k_htc: fix uninit value bugs
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 v5.15.33 by commit 0b700f7d06492de34964b6f414120043364f8191, it was introduced in version v2.6.35 by commit fb9987d0f748c983bb795a86f47522313f701a08. For more details please see the references link.