iwlwifi: mvm: fix off by one in iwl_mvm_stat_iterator_all_macs()

Change the comparison from ">" to ">=" to avoid accessing one element
beyond the end of the ->per_mac_stats[] array.

Fixes: 6324c173 ("iwlwifi: mvm: add support for statistics update version 15")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Link: https://lore.kernel.org/r/20220106071825.GA5836@kiliSigned-off-by: Luca Coelho <luciano.coelho@intel.com>

drivers/net/wireless/intel/iwlwifi/mvm/rx.c

@@ -640,7 +640,7 @@ static void iwl_mvm_stat_iterator_all_macs(void *_data, u8 *mac,
 	struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif);
 	u16 vif_id = mvmvif->id;
 
-	if (WARN_ONCE(vif_id > MAC_INDEX_AUX, "invalid vif id: %d", vif_id))
+	if (WARN_ONCE(vif_id >= MAC_INDEX_AUX, "invalid vif id: %d", vif_id))
 		return;
 
 	if (vif->type != NL80211_IFTYPE_STATION)