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authorMark M. Hoffman <mhoffman@lightlink.com>2006-09-24 22:59:49 +0400
committerGreg Kroah-Hartman <gregkh@suse.de>2006-09-29 02:31:17 +0400
commitc1685f61b0a3110b701d09b84a9f9a3d4e9ef2e2 (patch)
tree8c7f4791ae7c31390ba127d4e0c0d766775819f4 /drivers/hwmon/lm75.c
parenta1fdcb96ee33ba75318476a2a4691147c9f2ad90 (diff)
downloadlinux-c1685f61b0a3110b701d09b84a9f9a3d4e9ef2e2.tar.xz
hwmon: Fix unchecked return status, batch 1
hwmon: Fix unchecked return status, batch 1 Fix up some hwmon drivers so that they no longer ignore return status from device_create_file(). Signed-off-by: Mark M. Hoffman <mhoffman@lightlink.com> Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/hwmon/lm75.c')
-rw-r--r--drivers/hwmon/lm75.c24
1 files changed, 19 insertions, 5 deletions
diff --git a/drivers/hwmon/lm75.c b/drivers/hwmon/lm75.c
index fc25b90ec24a..7c65b8bb6d72 100644
--- a/drivers/hwmon/lm75.c
+++ b/drivers/hwmon/lm75.c
@@ -112,6 +112,18 @@ static int lm75_attach_adapter(struct i2c_adapter *adapter)
return i2c_probe(adapter, &addr_data, lm75_detect);
}
+static struct attribute *lm75_attributes[] = {
+ &dev_attr_temp1_input.attr,
+ &dev_attr_temp1_max.attr,
+ &dev_attr_temp1_max_hyst.attr,
+
+ NULL
+};
+
+static const struct attribute_group lm75_group = {
+ .attrs = lm75_attributes,
+};
+
/* This function is called by i2c_probe */
static int lm75_detect(struct i2c_adapter *adapter, int address, int kind)
{
@@ -199,18 +211,19 @@ static int lm75_detect(struct i2c_adapter *adapter, int address, int kind)
lm75_init_client(new_client);
/* Register sysfs hooks */
+ if ((err = sysfs_create_group(&new_client->dev.kobj, &lm75_group)))
+ goto exit_detach;
+
data->class_dev = hwmon_device_register(&new_client->dev);
if (IS_ERR(data->class_dev)) {
err = PTR_ERR(data->class_dev);
- goto exit_detach;
+ goto exit_remove;
}
- device_create_file(&new_client->dev, &dev_attr_temp1_max);
- device_create_file(&new_client->dev, &dev_attr_temp1_max_hyst);
- device_create_file(&new_client->dev, &dev_attr_temp1_input);
-
return 0;
+exit_remove:
+ sysfs_remove_group(&new_client->dev.kobj, &lm75_group);
exit_detach:
i2c_detach_client(new_client);
exit_free:
@@ -223,6 +236,7 @@ static int lm75_detach_client(struct i2c_client *client)
{
struct lm75_data *data = i2c_get_clientdata(client);
hwmon_device_unregister(data->class_dev);
+ sysfs_remove_group(&client->dev.kobj, &lm75_group);
i2c_detach_client(client);
kfree(data);
return 0;