static bool check_vif_up(struct brcmf_cfg80211_vif *vif)
{
	if (!test_bit(BRCMF_VIF_STATUS_READY, &vif->sme_state)) {
		brcmf_dbg(INFO, "device is not ready : status (%lu)\n",
			  vif->sme_state);
		return false;
	}
	return true;
}

The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.