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mfd: ab8500-debug: Convert to managed resources for allocating memory

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Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Lee Jones 2013-05-23 16:25:05 +01:00 committed by Samuel Ortiz
parent 5feac05dd4
commit c18cf6d1b0
1 changed files with 12 additions and 22 deletions
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34
drivers/mfd/ab8500-debugfs.c
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@ -2937,7 +2937,6 @@ static struct dentry *ab8500_gpadc_dir;
static int ab8500_debug_probe(struct platform_device *plf)
{
struct dentry *file;
int ret = -ENOMEM;
struct ab8500 *ab8500;
struct resource *res;
debug_bank = AB8500_MISC;
@ -2946,24 +2945,26 @@ static int ab8500_debug_probe(struct platform_device *plf)
ab8500 = dev_get_drvdata(plf->dev.parent);
num_irqs = ab8500->mask_size;
irq_count = kzalloc(sizeof(*irq_count)*num_irqs, GFP_KERNEL);
irq_count = devm_kzalloc(&plf->dev,
sizeof(*irq_count)*num_irqs, GFP_KERNEL);
if (!irq_count)
return -ENOMEM;
dev_attr = kzalloc(sizeof(*dev_attr)*num_irqs,GFP_KERNEL);
dev_attr = devm_kzalloc(&plf->dev,
sizeof(*dev_attr)*num_irqs,GFP_KERNEL);
if (!dev_attr)
goto out_freeirq_count;
return -ENOMEM;
event_name = kzalloc(sizeof(*event_name)*num_irqs, GFP_KERNEL);
event_name = devm_kzalloc(&plf->dev,
sizeof(*event_name)*num_irqs, GFP_KERNEL);
if (!event_name)
goto out_freedev_attr;
return -ENOMEM;
res = platform_get_resource_byname(plf, 0, "IRQ_AB8500");
if (!res) {
dev_err(&plf->dev, "AB8500 irq not found, err %d\n",
irq_first);
ret = -ENXIO;
goto out_freeevent_name;
return ENXIO;
}
irq_ab8500 = res->start;
@ -2971,16 +2972,14 @@ static int ab8500_debug_probe(struct platform_device *plf)
if (irq_first < 0) {
dev_err(&plf->dev, "First irq not found, err %d\n",
irq_first);
ret = irq_first;
goto out_freeevent_name;
return irq_first;
}
irq_last = platform_get_irq_byname(plf, "IRQ_LAST");
if (irq_last < 0) {
dev_err(&plf->dev, "Last irq not found, err %d\n",
irq_last);
ret = irq_last;
goto out_freeevent_name;
return irq_last;
}
ab8500_dir = debugfs_create_dir(AB8500_NAME_STRING, NULL);
@ -3189,22 +3188,13 @@ static int ab8500_debug_probe(struct platform_device *plf)
if (ab8500_dir)
debugfs_remove_recursive(ab8500_dir);
dev_err(&plf->dev, "failed to create debugfs entries.\n");
out_freeevent_name:
kfree(event_name);
out_freedev_attr:
kfree(dev_attr);
out_freeirq_count:
kfree(irq_count);
return ret;
return -ENOMEM;
}
static int ab8500_debug_remove(struct platform_device *plf)
{
debugfs_remove_recursive(ab8500_dir);
kfree(event_name);
kfree(dev_attr);
kfree(irq_count);
return 0;
}