diff options
| -rw-r--r-- | drivers/mfd/ucb1x00-core.c | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c index b7cf98f..d5966e6 100644 --- a/drivers/mfd/ucb1x00-core.c +++ b/drivers/mfd/ucb1x00-core.c @@ -393,22 +393,24 @@ static struct irq_chip ucb1x00_irqchip = { static int ucb1x00_add_dev(struct ucb1x00 *ucb, struct ucb1x00_driver *drv) { struct ucb1x00_dev *dev; - int ret = -ENOMEM; + int ret; dev = kmalloc(sizeof(struct ucb1x00_dev), GFP_KERNEL); - if (dev) { - dev->ucb = ucb; - dev->drv = drv; - - ret = drv->add(dev); - - if (ret == 0) { - list_add_tail(&dev->dev_node, &ucb->devs); - list_add_tail(&dev->drv_node, &drv->devs); - } else { - kfree(dev); - } + if (!dev) + return -ENOMEM; + + dev->ucb = ucb; + dev->drv = drv; + + ret = drv->add(dev); + if (ret) { + kfree(dev); + return ret; } + + list_add_tail(&dev->dev_node, &ucb->devs); + list_add_tail(&dev->drv_node, &drv->devs); + return ret; } |