From: Stephen Rothwell Date: Thu, 3 Jan 2008 04:17:12 +0000 (+1100) Subject: [POWERPC] therm_adt746x: Eliminate some build warnings X-Git-Tag: v2.6.25-rc1~1131^2~117 X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=10804f0fb89561d63b2131be17cfaf8d1a30468c;p=linux-2.6-omap-h63xx.git [POWERPC] therm_adt746x: Eliminate some build warnings We don't care if the device_create_file calls fail, the driver will work just as well without them, so just issue a runtime warning. drivers/macintosh/therm_adt746x.c: In function 'thermostat_init': drivers/macintosh/therm_adt746x.c:615: warning: ignoring return value of 'device_create_file', declared with attribute warn_unused_result drivers/macintosh/therm_adt746x.c:616: warning: ignoring return value of 'device_create_file', declared with attribute warn_unused_result drivers/macintosh/therm_adt746x.c:617: warning: ignoring return value of 'device_create_file', declared with attribute warn_unused_result drivers/macintosh/therm_adt746x.c:618: warning: ignoring return value of 'device_create_file', declared with attribute warn_unused_result drivers/macintosh/therm_adt746x.c:619: warning: ignoring return value of 'device_create_file', declared with attribute warn_unused_result drivers/macintosh/therm_adt746x.c:620: warning: ignoring return value of 'device_create_file', declared with attribute warn_unused_result drivers/macintosh/therm_adt746x.c:621: warning: ignoring return value of 'device_create_file', declared with attribute warn_unused_result drivers/macintosh/therm_adt746x.c:622: warning: ignoring return value of 'device_create_file', declared with attribute warn_unused_result drivers/macintosh/therm_adt746x.c:623: warning: ignoring return value of 'device_create_file', declared with attribute warn_unused_result drivers/macintosh/therm_adt746x.c:625: warning: ignoring return value of 'device_create_file', declared with attribute warn_unused_result Signed-off-by: Stephen Rothwell Signed-off-by: Paul Mackerras --- diff --git a/drivers/macintosh/therm_adt746x.c b/drivers/macintosh/therm_adt746x.c index 276945d5151..54f4942a296 100644 --- a/drivers/macintosh/therm_adt746x.c +++ b/drivers/macintosh/therm_adt746x.c @@ -553,6 +553,7 @@ thermostat_init(void) struct device_node* np; const u32 *prop; int i = 0, offset = 0; + int err; np = of_find_node_by_name(NULL, "fan"); if (!np) @@ -612,17 +613,20 @@ thermostat_init(void) return -ENODEV; } - device_create_file(&of_dev->dev, &dev_attr_sensor1_temperature); - device_create_file(&of_dev->dev, &dev_attr_sensor2_temperature); - device_create_file(&of_dev->dev, &dev_attr_sensor1_limit); - device_create_file(&of_dev->dev, &dev_attr_sensor2_limit); - device_create_file(&of_dev->dev, &dev_attr_sensor1_location); - device_create_file(&of_dev->dev, &dev_attr_sensor2_location); - device_create_file(&of_dev->dev, &dev_attr_limit_adjust); - device_create_file(&of_dev->dev, &dev_attr_specified_fan_speed); - device_create_file(&of_dev->dev, &dev_attr_sensor1_fan_speed); + err = device_create_file(&of_dev->dev, &dev_attr_sensor1_temperature); + err |= device_create_file(&of_dev->dev, &dev_attr_sensor2_temperature); + err |= device_create_file(&of_dev->dev, &dev_attr_sensor1_limit); + err |= device_create_file(&of_dev->dev, &dev_attr_sensor2_limit); + err |= device_create_file(&of_dev->dev, &dev_attr_sensor1_location); + err |= device_create_file(&of_dev->dev, &dev_attr_sensor2_location); + err |= device_create_file(&of_dev->dev, &dev_attr_limit_adjust); + err |= device_create_file(&of_dev->dev, &dev_attr_specified_fan_speed); + err |= device_create_file(&of_dev->dev, &dev_attr_sensor1_fan_speed); if(therm_type == ADT7460) - device_create_file(&of_dev->dev, &dev_attr_sensor2_fan_speed); + err |= device_create_file(&of_dev->dev, &dev_attr_sensor2_fan_speed); + if (err) + printk(KERN_WARNING + "Failed to create tempertaure attribute file(s).\n"); #ifndef CONFIG_I2C_POWERMAC request_module("i2c-powermac");