zd1201: simplify the return expression of zd1201_set_maxassoc()

Simplify the return expression.
Signed-off-by: NQinglang Miao <miaoqinglang@huawei.com>
Signed-off-by: NKalle Valo <kvalo@codeaurora.org>
Link: https://lore.kernel.org/r/20200921131115.93504-1-miaoqinglang@huawei.com

drivers/net/wireless/zydas/zd1201.c

@@ -1652,15 +1652,11 @@ static int zd1201_set_maxassoc(struct net_device *dev,
     struct iw_request_info *info, struct iw_param *rrq, char *extra)
 {
 	struct zd1201 *zd = netdev_priv(dev);
-	int err;
 
 	if (!zd->ap)
 		return -EOPNOTSUPP;
 
-	err = zd1201_setconfig16(zd, ZD1201_RID_CNFMAXASSOCSTATIONS, rrq->value);
-	if (err)
-		return err;
-	return 0;
+	return zd1201_setconfig16(zd, ZD1201_RID_CNFMAXASSOCSTATIONS, rrq->value);
 }
 
 static int zd1201_get_maxassoc(struct net_device *dev,