Hi! > +++ b/drivers/leds/leds-lm36274.c > +static int lm36274_parse_dt(struct lm36274 *lm36274_data) > +{ > + struct fwnode_handle *child = NULL; > + char label[LED_MAX_NAME_SIZE]; > + struct device *dev = &lm36274_data->pdev->dev; > + const char *name; > + int child_cnt; > + int ret = -EINVAL; > + > + /* There should only be 1 node */ > + child_cnt = device_get_child_node_count(dev); > + if (child_cnt != 1) > + return ret; I'd do explicit "return -EINVAL" here. > +static int lm36274_probe(struct platform_device *pdev) > +{ > + struct ti_lmu *lmu = dev_get_drvdata(pdev->dev.parent); > + struct lm36274 *lm36274_data; > + int ret; > + > + lm36274_data = devm_kzalloc(&pdev->dev, sizeof(*lm36274_data), > + GFP_KERNEL); > + if (!lm36274_data) { > + ret = -ENOMEM; > + return ret; > + } And certainly do "return -ENOMEM" explicitly here. Acked-by: Pavel Machek Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html