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authorBryan Wu <bryan.wu@canonical.com>2012-07-03 13:07:53 +0800
committerBryan Wu <bryan.wu@canonical.com>2012-07-24 07:52:37 +0800
commitbad1c898e8b70c644c6542f79802326cc7b11c77 (patch)
treefd0bf324a68ca1739f27c332a6a49aeef7fb683f /drivers/leds/leds-da903x.c
parent9813d74fa55fba7a974d66d452d1d699ee15073b (diff)
downloadop-kernel-dev-bad1c898e8b70c644c6542f79802326cc7b11c77.zip
op-kernel-dev-bad1c898e8b70c644c6542f79802326cc7b11c77.tar.gz
leds: convert DA9030/DA9034 LED driver to devm_kzalloc() and cleanup error exit path
Cc: Eric Miao <eric.miao@canonical.com> Signed-off-by: Bryan Wu <bryan.wu@canonical.com>
Diffstat (limited to 'drivers/leds/leds-da903x.c')
-rw-r--r--drivers/leds/leds-da903x.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/drivers/leds/leds-da903x.c b/drivers/leds/leds-da903x.c
index d9cd73e..cc77c9d 100644
--- a/drivers/leds/leds-da903x.c
+++ b/drivers/leds/leds-da903x.c
@@ -108,7 +108,7 @@ static int __devinit da903x_led_probe(struct platform_device *pdev)
return -EINVAL;
}
- led = kzalloc(sizeof(struct da903x_led), GFP_KERNEL);
+ 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);
return -ENOMEM;
@@ -129,15 +129,11 @@ static int __devinit da903x_led_probe(struct platform_device *pdev)
ret = led_classdev_register(led->master, &led->cdev);
if (ret) {
dev_err(&pdev->dev, "failed to register LED %d\n", id);
- goto err;
+ return ret;
}
platform_set_drvdata(pdev, led);
return 0;
-
-err:
- kfree(led);
- return ret;
}
static int __devexit da903x_led_remove(struct platform_device *pdev)
@@ -145,7 +141,6 @@ static int __devexit da903x_led_remove(struct platform_device *pdev)
struct da903x_led *led = platform_get_drvdata(pdev);
led_classdev_unregister(&led->cdev);
- kfree(led);
return 0;
}
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