Convert to use devm_ functions to reduce code size and simplify the code.
Cc: Juerg Haefliger <juergh@xxxxxxxxx>
Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
---
drivers/hwmon/vt1211.c | 22 +++++-----------------
1 file changed, 5 insertions(+), 17 deletions(-)
diff --git a/drivers/hwmon/vt1211.c b/drivers/hwmon/vt1211.c
index c2c5c72..f2c6115 100644
--- a/drivers/hwmon/vt1211.c
+++ b/drivers/hwmon/vt1211.c
@@ -1148,19 +1148,18 @@ static int __devinit vt1211_probe(struct platform_device *pdev)
struct resource *res;
int i, err;
- data = kzalloc(sizeof(struct vt1211_data), GFP_KERNEL);
+ data = devm_kzalloc(dev, sizeof(struct vt1211_data), GFP_KERNEL);
if (!data) {
- err = -ENOMEM;
dev_err(dev, "Out of memory\n");
- goto EXIT;
+ return -ENOMEM;
}
res = platform_get_resource(pdev, IORESOURCE_IO, 0);
- if (!request_region(res->start, resource_size(res), DRVNAME)) {
- err = -EBUSY;
+ if (!devm_request_region(dev, res->start, resource_size(res),
+ DRVNAME)) {
dev_err(dev, "Failed to request region 0x%lx-0x%lx\n",
(unsigned long)res->start, (unsigned long)res->end);
- goto EXIT_KFREE;
+ return -EBUSY;
}
data->addr = res->start;
data->name = DRVNAME;
@@ -1215,26 +1214,15 @@ EXIT_DEV_REMOVE:
dev_err(dev, "Sysfs interface creation failed (%d)\n", err);
EXIT_DEV_REMOVE_SILENT:
vt1211_remove_sysfs(pdev);
- release_region(res->start, resource_size(res));
-EXIT_KFREE:
- platform_set_drvdata(pdev, NULL);
- kfree(data);
-EXIT:
return err;
}
static int __devexit vt1211_remove(struct platform_device *pdev)
{
struct vt1211_data *data = platform_get_drvdata(pdev);
- struct resource *res;
hwmon_device_unregister(data->hwmon_dev);
vt1211_remove_sysfs(pdev);
- platform_set_drvdata(pdev, NULL);
- kfree(data);
-
- res = platform_get_resource(pdev, IORESOURCE_IO, 0);
- release_region(res->start, resource_size(res));
return 0;
}
--
1.7.9.7
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