led = devm_kzalloc(&pdev->dev, sizeof(*led) * pdata->num_leds,
                                GFP_KERNEL);
-       if (led == NULL) {
-               dev_err(&pdev->dev, "failed to alloc memory\n");
+       if (!led)
                return -ENOMEM;
-       }
 
        ret = adp5520_led_prepare(pdev);
-
        if (ret) {
                dev_err(&pdev->dev, "failed to write\n");
                return ret;
 
        int ret, i;
 
        led = devm_kzalloc(&client->dev, sizeof(struct bd2802_led), GFP_KERNEL);
-       if (!led) {
-               dev_err(&client->dev, "failed to allocate driver data\n");
+       if (!led)
                return -ENOMEM;
-       }
 
        led->client = client;
        pdata = led->pdata = dev_get_platdata(&client->dev);
 
        }
 
        led = devm_kzalloc(&pdev->dev, sizeof(struct da903x_led), GFP_KERNEL);
-       if (led == NULL) {
-               dev_err(&pdev->dev, "failed to alloc memory for LED%d\n", id);
+       if (!led)
                return -ENOMEM;
-       }
 
        led->cdev.name = pdata->name;
        led->cdev.default_trigger = pdata->default_trigger;
 
        led = devm_kzalloc(&pdev->dev,
                           sizeof(struct da9052_led) * pled->num_leds,
                           GFP_KERNEL);
-       if (led == NULL) {
-               dev_err(&pdev->dev, "Failed to alloc memory\n");
+       if (!led) {
                error = -ENOMEM;
                goto err;
        }
 
 
        led = devm_kzalloc(&dev->dev, sizeof(struct s3c24xx_gpio_led),
                           GFP_KERNEL);
-       if (led == NULL) {
-               dev_err(&dev->dev, "No memory for device\n");
+       if (!led)
                return -ENOMEM;
-       }
 
        platform_set_drvdata(dev, led);
 
 
        }
 
        p = devm_kzalloc(&pdev->dev, sizeof(*p), GFP_KERNEL);
-       if (!p) {
-               dev_err(&pdev->dev, "Could not allocate struct sunfire_drvdata\n");
+       if (!p)
                return -ENOMEM;
-       }
 
        for (i = 0; i < NUM_LEDS_PER_BOARD; i++) {
                struct led_classdev *lp = &p->leds[i].led_cdev;