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 v4.14.276 by commit e352acdd378e9263cc4c6018e588f2dac7161d07, it was introduced in version v2.6.35 by commit fb9987d0f748c983bb795a86f47522313f701a08. For more details please see the references link.