diff --git a/drivers/net/dsa/mv88e6xxx/global1_atu.c b/drivers/net/dsa/mv88e6xxx/global1_atu.c
index 120b7f41a73594d0b5ea8a02ba2c61c93e4d247b..492e00dea3cef1309c841b4fae5362dd59e882e5 100644
--- a/drivers/net/dsa/mv88e6xxx/global1_atu.c
+++ b/drivers/net/dsa/mv88e6xxx/global1_atu.c
@@ -121,9 +121,7 @@ static int mv88e6xxx_g1_atu_data_read(struct mv88e6xxx_chip *chip,
 
 	entry->state = val & 0xf;
 	if (entry->state != GLOBAL_ATU_DATA_STATE_UNUSED) {
-		if (val & GLOBAL_ATU_DATA_TRUNK)
-			entry->trunk = true;
-
+		entry->trunk = !!(val & GLOBAL_ATU_DATA_TRUNK);
 		entry->portvec = (val >> 4) & mv88e6xxx_port_mask(chip);
 	}