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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/smsc47b397.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/smsc47b397.c')
-rw-r--r--drivers/hwmon/smsc47b397.c39
1 files changed, 23 insertions, 16 deletions
diff --git a/drivers/hwmon/smsc47b397.c b/drivers/hwmon/smsc47b397.c
index a85869393bab..72b0e2d8650c 100644
--- a/drivers/hwmon/smsc47b397.c
+++ b/drivers/hwmon/smsc47b397.c
@@ -176,9 +176,6 @@ sysfs_temp(2);
sysfs_temp(3);
sysfs_temp(4);
-#define device_create_file_temp(client, num) \
- device_create_file(&client->dev, &dev_attr_temp##num##_input)
-
/* FAN: 1 RPM/bit
REG: count of 90kHz pulses / revolution */
static int fan_from_reg(u16 reg)
@@ -205,8 +202,22 @@ sysfs_fan(2);
sysfs_fan(3);
sysfs_fan(4);
-#define device_create_file_fan(client, num) \
- device_create_file(&client->dev, &dev_attr_fan##num##_input)
+static struct attribute *smsc47b397_attributes[] = {
+ &dev_attr_temp1_input.attr,
+ &dev_attr_temp2_input.attr,
+ &dev_attr_temp3_input.attr,
+ &dev_attr_temp4_input.attr,
+ &dev_attr_fan1_input.attr,
+ &dev_attr_fan2_input.attr,
+ &dev_attr_fan3_input.attr,
+ &dev_attr_fan4_input.attr,
+
+ NULL
+};
+
+static const struct attribute_group smsc47b397_group = {
+ .attrs = smsc47b397_attributes,
+};
static int smsc47b397_detach_client(struct i2c_client *client)
{
@@ -214,6 +225,7 @@ static int smsc47b397_detach_client(struct i2c_client *client)
int err;
hwmon_device_unregister(data->class_dev);
+ sysfs_remove_group(&client->dev.kobj, &smsc47b397_group);
if ((err = i2c_detach_client(client)))
return err;
@@ -268,24 +280,19 @@ static int smsc47b397_detect(struct i2c_adapter *adapter)
if ((err = i2c_attach_client(new_client)))
goto error_free;
+ if ((err = sysfs_create_group(&new_client->dev.kobj, &smsc47b397_group)))
+ goto error_detach;
+
data->class_dev = hwmon_device_register(&new_client->dev);
if (IS_ERR(data->class_dev)) {
err = PTR_ERR(data->class_dev);
- goto error_detach;
+ goto error_remove;
}
- device_create_file_temp(new_client, 1);
- device_create_file_temp(new_client, 2);
- device_create_file_temp(new_client, 3);
- device_create_file_temp(new_client, 4);
-
- device_create_file_fan(new_client, 1);
- device_create_file_fan(new_client, 2);
- device_create_file_fan(new_client, 3);
- device_create_file_fan(new_client, 4);
-
return 0;
+error_remove:
+ sysfs_remove_group(&new_client->dev.kobj, &smsc47b397_group);
error_detach:
i2c_detach_client(new_client);
error_free: