[PATCH 5.10 0/1] mac80211: fix a memory leak where sta_info is not freed

Syzkaller reports memory leak issue at ieee80211_ibss_rx_no_sta() in 5.10 stable releases. The problem has been fixed by the following patch which can be cleanly applied to the 5.10 branch.

Found by Linux Verification Center (linuxtesting.org) with Syzkaller.