add a comment requiring the mt76_dev struct to be the first member of the driver struct

Signed-off-by: Felix Fietkau <[email protected]>

mt7603.h

@@ -61,7 +61,7 @@ struct mt7603_mcu {
 };
 
 struct mt7603_dev {
-	struct mt76_dev mt76;
+	struct mt76_dev mt76; /* must be first */
 
 	struct mutex mutex;
 	struct cfg80211_chan_def chandef;

mt76x2.h

@@ -97,7 +97,7 @@ struct mt76x2_rate_power {
 };
 
 struct mt76x2_dev {
-	struct mt76_dev mt76;
+	struct mt76_dev mt76; /* must be first */
 
 	u8 macaddr[ETH_ALEN];
 	struct mac_address macaddr_list[8];