diff options
| -rw-r--r-- | drivers/leds/leds-renesas-tpu.c | 23 |
1 files changed, 9 insertions, 14 deletions
diff --git a/drivers/leds/leds-renesas-tpu.c b/drivers/leds/leds-renesas-tpu.c index 32fe337d5c68..9ee12c28059a 100644 --- a/drivers/leds/leds-renesas-tpu.c +++ b/drivers/leds/leds-renesas-tpu.c @@ -243,31 +243,30 @@ static int __devinit r_tpu_probe(struct platform_device *pdev) struct led_renesas_tpu_config *cfg = pdev->dev.platform_data; struct r_tpu_priv *p; struct resource *res; - int ret = -ENXIO; + int ret; if (!cfg) { dev_err(&pdev->dev, "missing platform data\n"); goto err0; } - p = kzalloc(sizeof(*p), GFP_KERNEL); + p = devm_kzalloc(&pdev->dev, sizeof(*p), GFP_KERNEL); if (p == NULL) { dev_err(&pdev->dev, "failed to allocate driver data\n"); - ret = -ENOMEM; - goto err0; + return -ENOMEM; } res = platform_get_resource(pdev, IORESOURCE_MEM, 0); if (!res) { dev_err(&pdev->dev, "failed to get I/O memory\n"); - goto err1; + return -ENXIO; } /* map memory, let mapbase point to our channel */ p->mapbase = ioremap_nocache(res->start, resource_size(res)); if (p->mapbase == NULL) { dev_err(&pdev->dev, "failed to remap I/O memory\n"); - goto err1; + return -ENXIO; } /* get hold of clock */ @@ -275,7 +274,7 @@ static int __devinit r_tpu_probe(struct platform_device *pdev) if (IS_ERR(p->clk)) { dev_err(&pdev->dev, "cannot get clock\n"); ret = PTR_ERR(p->clk); - goto err2; + goto err0; } p->pdev = pdev; @@ -294,7 +293,7 @@ static int __devinit r_tpu_probe(struct platform_device *pdev) p->ldev.flags |= LED_CORE_SUSPENDRESUME; ret = led_classdev_register(&pdev->dev, &p->ldev); if (ret < 0) - goto err3; + goto err1; /* max_brightness may be updated by the LED core code */ p->min_rate = p->ldev.max_brightness * p->refresh_rate; @@ -302,14 +301,11 @@ static int __devinit r_tpu_probe(struct platform_device *pdev) pm_runtime_enable(&pdev->dev); return 0; - err3: + err1: r_tpu_set_pin(p, R_TPU_PIN_UNUSED, LED_OFF); clk_put(p->clk); - err2: - iounmap(p->mapbase); - err1: - kfree(p); err0: + iounmap(p->mapbase); return ret; } @@ -327,7 +323,6 @@ static int __devexit r_tpu_remove(struct platform_device *pdev) clk_put(p->clk); iounmap(p->mapbase); - kfree(p); return 0; } |