mt76: mt76x02u: fix possible memory leak in _mt76x02umcusendmsg
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 v5.15.61 by commit f1609c4f4a21777e081b36596224802b85052ad9, it was introduced in version v4.20 by commit 4c89ff2c74e39b60f1f6e650721f6f92f007ea5b. For more details please see the references link.