CVE-2022-49022 wifi: mac8021: fix possible oob access in ieee80211_get_rate_duration

In the Linux kernel, the following vulnerability has been resolved: wifi: mac8021: fix possible oob access in ieee80211getrateduration Fix possible out-of-bound access in ieee80211getrateduration routine as reported by the following UBSAN report: UBSAN: array-index-out-of-bounds in...