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authorJean Delvare <khali@linux-fr.org>2006-09-24 21:17:13 +0200
committerGreg Kroah-Hartman <gregkh@suse.de>2006-09-28 15:31:18 -0700
commit87808be4f97674e6a2982fa835080cc0320dcbdc (patch)
treec01cc40b9b3710c8692ddbb5641c3ca978dd8cc9 /drivers/hwmon/fscher.c
parent0e39e01c908fdc498fff0d788fd7b955ab75ebb6 (diff)
downloadop-kernel-dev-87808be4f97674e6a2982fa835080cc0320dcbdc.zip
op-kernel-dev-87808be4f97674e6a2982fa835080cc0320dcbdc.tar.gz
Fix unchecked return status, batch 5
hwmon: Fix unchecked return status, batch 5 Fix up some hwmon drivers so that they no longer ignore return status from device_create_file(). Signed-off-by: Jean Delvare <khali@linux-fr.org> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/hwmon/fscher.c')
-rw-r--r--drivers/hwmon/fscher.c106
1 files changed, 47 insertions, 59 deletions
diff --git a/drivers/hwmon/fscher.c b/drivers/hwmon/fscher.c
index 6bc76b4..1971775 100644
--- a/drivers/hwmon/fscher.c
+++ b/drivers/hwmon/fscher.c
@@ -34,6 +34,7 @@
#include <linux/hwmon.h>
#include <linux/err.h>
#include <linux/mutex.h>
+#include <linux/sysfs.h>
/*
* Addresses to scan
@@ -240,47 +241,45 @@ sysfs_alarms(FSCHER_REG_EVENTS)
sysfs_control(FSCHER_REG_CONTROL)
sysfs_watchdog(FSCHER_REG_WDOG_CONTROL, FSCHER_REG_WDOG_STATE, FSCHER_REG_WDOG_PRESET)
-#define device_create_file_fan(client, offset) \
-do { \
- device_create_file(&client->dev, &dev_attr_fan##offset##_status); \
- device_create_file(&client->dev, &dev_attr_pwm##offset); \
- device_create_file(&client->dev, &dev_attr_fan##offset##_div); \
- device_create_file(&client->dev, &dev_attr_fan##offset##_input); \
-} while (0)
-
-#define device_create_file_temp(client, offset) \
-do { \
- device_create_file(&client->dev, &dev_attr_temp##offset##_status); \
- device_create_file(&client->dev, &dev_attr_temp##offset##_input); \
-} while (0)
-
-#define device_create_file_in(client, offset) \
-do { \
- device_create_file(&client->dev, &dev_attr_in##offset##_input); \
-} while (0)
-
-#define device_create_file_revision(client) \
-do { \
- device_create_file(&client->dev, &dev_attr_revision); \
-} while (0)
-
-#define device_create_file_alarms(client) \
-do { \
- device_create_file(&client->dev, &dev_attr_alarms); \
-} while (0)
-
-#define device_create_file_control(client) \
-do { \
- device_create_file(&client->dev, &dev_attr_control); \
-} while (0)
-
-#define device_create_file_watchdog(client) \
-do { \
- device_create_file(&client->dev, &dev_attr_watchdog_status); \
- device_create_file(&client->dev, &dev_attr_watchdog_control); \
- device_create_file(&client->dev, &dev_attr_watchdog_preset); \
-} while (0)
-
+static struct attribute *fscher_attributes[] = {
+ &dev_attr_revision.attr,
+ &dev_attr_alarms.attr,
+ &dev_attr_control.attr,
+
+ &dev_attr_watchdog_status.attr,
+ &dev_attr_watchdog_control.attr,
+ &dev_attr_watchdog_preset.attr,
+
+ &dev_attr_in0_input.attr,
+ &dev_attr_in1_input.attr,
+ &dev_attr_in2_input.attr,
+
+ &dev_attr_fan1_status.attr,
+ &dev_attr_fan1_div.attr,
+ &dev_attr_fan1_input.attr,
+ &dev_attr_pwm1.attr,
+ &dev_attr_fan2_status.attr,
+ &dev_attr_fan2_div.attr,
+ &dev_attr_fan2_input.attr,
+ &dev_attr_pwm2.attr,
+ &dev_attr_fan3_status.attr,
+ &dev_attr_fan3_div.attr,
+ &dev_attr_fan3_input.attr,
+ &dev_attr_pwm3.attr,
+
+ &dev_attr_temp1_status.attr,
+ &dev_attr_temp1_input.attr,
+ &dev_attr_temp2_status.attr,
+ &dev_attr_temp2_input.attr,
+ &dev_attr_temp3_status.attr,
+ &dev_attr_temp3_input.attr,
+ NULL
+};
+
+static const struct attribute_group fscher_group = {
+ .attrs = fscher_attributes,
+};
+
/*
* Real code
*/
@@ -342,31 +341,19 @@ static int fscher_detect(struct i2c_adapter *adapter, int address, int kind)
fscher_init_client(new_client);
/* Register sysfs hooks */
+ if ((err = sysfs_create_group(&new_client->dev.kobj, &fscher_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_files;
}
- device_create_file_revision(new_client);
- device_create_file_alarms(new_client);
- device_create_file_control(new_client);
- device_create_file_watchdog(new_client);
-
- device_create_file_in(new_client, 0);
- device_create_file_in(new_client, 1);
- device_create_file_in(new_client, 2);
-
- device_create_file_fan(new_client, 1);
- device_create_file_fan(new_client, 2);
- device_create_file_fan(new_client, 3);
-
- device_create_file_temp(new_client, 1);
- device_create_file_temp(new_client, 2);
- device_create_file_temp(new_client, 3);
-
return 0;
+exit_remove_files:
+ sysfs_remove_group(&new_client->dev.kobj, &fscher_group);
exit_detach:
i2c_detach_client(new_client);
exit_free:
@@ -381,6 +368,7 @@ static int fscher_detach_client(struct i2c_client *client)
int err;
hwmon_device_unregister(data->class_dev);
+ sysfs_remove_group(&client->dev.kobj, &fscher_group);
if ((err = i2c_detach_client(client)))
return err;
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