This is required so that we give up the last reference to the device.
Also, add a new tx_7segled_release function which will be called after the
put_device to ensure that device is kfree'd.
Signed-off-by: Levente Kurusa <le...@linux.com>
---
arch/mips/txx9/generic/7segled.c | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/arch/mips/txx9/generic/7segled.c b/arch/mips/txx9/generic/7segled.c
index 4642f56..3caa548 100644
--- a/arch/mips/txx9/generic/7segled.c
+++ b/arch/mips/txx9/generic/7segled.c
@@ -83,6 +83,10 @@ static struct bus_type tx_7segled_subsys = {
.dev_name = "7segled",
};
+void tx_7segled_release(struct device *dev) {
+ kfree(dev);
+}
+
static int __init tx_7segled_init_sysfs(void)
{
int error, i;
@@ -103,11 +107,14 @@ static int __init tx_7segled_init_sysfs(void)
}
dev->id = i;
dev->bus = &tx_7segled_subsys;
+ dev->release = &tx_7segled_release;
error = device_register(dev);
- if (!error) {
- device_create_file(dev, &dev_attr_ascii);
- device_create_file(dev, &dev_attr_raw);
+ if (error) {
+ put_device(dev);
+ return error;
}
+ device_create_file(dev, &dev_attr_ascii);
+ device_create_file(dev, &dev_attr_raw);
}
return error;
}
--
1.8.3.1
--
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