On Fri, Oct 19, 2007 at 02:37:54PM +0200, Jean Delvare wrote: > Riku, can you please submit a patch fixing this? The attribute should > be declared read-only, and then you can use sysfs_chmod_file() to > change it to read-write where supported. Thanks, this was good suggestion. Patch attached. > Take a look at the w83781d > driver for an example. Btw, I think your example code has a indentation bug: if (kind != w83781d) err = sysfs_chmod_file(&dev->kobj, &sensor_dev_attr_temp3_alarm.dev_attr.attr, S_IRUGO | S_IWUSR); if (err) return err; -- "rm -rf" only sounds scary if you don't have backups