Since the 'is_tx = 0' can't be moved in the whole handler on account of a doable race between the delay in switching to STATE_RX_AACK_ON and also a new interrupt, we introduce an intermediate 'was_tx' boolean only for this objective. There isn't any Fixes tag implementing here, numerous changes are https://websitedesignservice39382.isblog.net/a-simple-key-for-lifetime-hosting-service-unveiled-45869992