mac80211: fix locking in ieee80211startap error path
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 v5.15.12 by commit c1d1ec4db5f7264cfc21993e59e8f2dcecf4b44f, it was introduced in version v5.10 by commit 295b02c4be74bebf988593b8322369513fcecf68. For more details please see the references link.